Whats the surface area of a square pyramid with a side length of 5 yd and slant height of 4 yd.

Answers

Answer 1

The total surface area of the square based pyramid equal to 60 square yards

The surface area of a square

The formula for finding the surface area of the square is given as;

TSA = a²+2a√a²/4 + h²

where:

B is the base area

H is the height

Determine the base area

Base area = 5yd * 5yd

Base area = 25yd²

Determine the height using the pythagoras theorem;

h² = 5² - 3²

h² = 25 - 9

h² = 16

h = 4yd

Determine the surface area

TSA = 5²+2(5)√5²/4 + 4²

TSA = 25+10√25/4 + 16
TSA = 25 + 10√49/4
TSA = 25 + 10(7/2)

TSA = 25 + 35

TSA = 60 square yards

Hence the total surface area of the square based pyramid equal to 60 square yards

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Related Questions

Is the number 110 a prime or
composite number?

Answers

110 is a composite number.

Answer:

110 is a composite number

Step-by-step explanation:

prime numbers are numbers that have only one and themselves as a factor example

2,3,5,7,13,17, etc

while

composite Numbers are numbers that have more than two factors that are other than one and themselves example

24,42,35,56,8,4 etc

If f(x)=x^2 is horizontally compressed to g(x), which could be the equation of g(x)?

Answers

For the definition of horizontal compression, the function f(x) = x² is horizontally compressed to the function g(x) = (k · x)², for 0 < k < 1.  

How to find the resulting equation after applying a compression

Here we must narrow a given function by a rigid operation known as compression. Rigid transformations are transformations in which Euclidean distances are conserved. In the case of functions, we define the horizontal compression in the following manner:

g(x) = f(k · x), for 0 < k < 1     (1)

If we know that f(x) = x², then the equation of g(x) is:

g(x) = (k · x)², 0 < k < 1

For the definition of horizontal compression, the function f(x) = x² is horizontally compressed to the function g(x) = (k · x)², for 0 < k < 1.      

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When 9 2/3 is written in simplest radical form, which value remains under the radical?
3
6
9
27

Answers

let's convert the mixed fraction to improper fraction and we'll see.

[tex]\stackrel{mixed}{9\frac{2}{3}}\implies \cfrac{9\cdot 3+2}{3}\implies \stackrel{improper}{\cfrac{29}{\underset{this~one}{3}}}[/tex]

A store is having a sale on walnuts and chocolate chips. For 7 pounds of walnuts and 9 pounds of chocolate chips, the total cost is $37. For 5 pounds of walnuts. and 3 pounds of chocolate chips, the total cost is $17. Find the cost for each pound of walnuts and each pound of chocolate chips.​

Answers

Answer:

Walnuts  cost $1.75, chocolate chips cost $2.75

Step-by-step explanation:

Let the costs be:

Walnuts - x Chocolate chips - y

Set equations as per question

For 7 pounds of walnuts and 9 pounds of chocolate chips, the total cost is $37:

7x + 9y = 37

For 5 pounds of walnuts and 3 pounds of chocolate chips, the total cost is $17:

5x + 3y = 17

Solve the system by elimination

Multiply the second equation by 3 and subtract the first equation, solve for x:

3(5x + 3y) - (7x + 9y) = 3(17) - 3715x + 9y - 7x - 9y = 51 - 378x = 14x = 14/8 x = 1.75

Find the value of y:

7*1.75 + 9y = 3712.25 + 9y = 379y = 37 - 12.259y = 24.75y = 24.75/9y = 2.75

What is the measure of anglesrt? manglesrt = degrees

Answers

This shows that the measure of <SRT is 90degrees

Lines and angles

Lines is defined as the distance between two points

From the given diagram, two lines intersects each other and are also perpendicular to each other.

Since the lines are perpendicular to each other, the measure of their angles is 90 degrees.

This shows that the measure of <SRT is 90degrees

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Answer:

90

Step-by-step explanation:

edge 2022

What is the length of line segment ab? 1 inch startroot 3 endroot inches 4 inches 4 startroot 3 endroot inches

Answers

Using the cosine ratio, the length of line segment AB is: B. √3 inches.

What is the Cosine Ratio?

The cosine ratio is one of the Trigonometric ratios that is used to solve a right triangle and it is expressed as: cos ∅ = adjacent side / hypotenuse.

m∠B (∅) = 90 - 60 = 30°

BD = 2 (hyp)

AB = ? (adj)

Applying the cosine ratio, we have:

cos 30 = AB/2

AB = (cos 30)(2)

AB = (√3/2)(2)

AB = √3

Length of line segment AB is: B. √3 inches.

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Answer:

Its B

Step-by-step explanation:

Suppose the coefficient matrix of a linear system of three equations in three variables has a pivot in each column. Explain why the system has a unique solution.

Answers

The system has a unique solution. Because the augmented matrix can be reduced to the form of the identity matrix.

What exactly is a linear system?

It is an equation system in which the maximum power of the variable is always 1. A figure with only one dimension and no breadth. It is made up of infinite dots placed side by side.

The augmented matrix must be reduced to the form of the identity matrix since there are three pivots one in each row.

Whatever is on the opposite side of the equal sign, there is a solution that is specific and exists.

Hence, the system has a unique solution.

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A system of equations has infinitely many solutions. if 2y – 4x = 6 is one of the equations, which could be the other equation?

Answers

Answer:

It is so multiple 2y-4y and u will get ur answer

Choose the option that best completes the sentence.
The amount of time it takes to finish a race might be a function of:
A. the length of the race.
B. the entry fee for the race.
C. the color of the race T-shirt.
D. the number of people watching the race on TV.

Answers

The amount of time it takes to finish a race might be a function of: A. the length of the race.

How to find the relationship between distance and time?

We know that formula for distance is;

Distance = Speed * time

Now, we can see clearly that distance covered is directly proportional to the time taken. Thus, the longer the distance, the more the time taken to finish the race.

Thus, we can conclude that the amount of time it takes to finish a race might be a function of:

A. the length of the race.

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Ely made
2
3
4
cups of punch. He also made
4
3
4
cups of tea.

Part A
How much more tea did he make than punch? Give the answer in ounces.

Enter your answer Part B
Ely will have a party next week. He needs to double the amount of punch and double the amount of tea. What is the total amount of punch and tea together that he will need? Give the answer in ounces.

Enter your answer
someone help

Answers

a) Ely made 16 ounces more tea than punch.

b) Ely will need a total of 120 ounces of punch and tea combined for the party

Given data ,

a)

To find out how much more tea Ely made than punch, we subtract the amount of punch from the amount of tea.

4 3/4 cups of tea - 2 3/4 cups of punch = 2 cups of tea

On simplifying the equation , we get

Since 1 cup is equivalent to 8 fluid ounces, we multiply the result by 8:

2 cups of tea x 8 ounces/cup = 16 ounces

Therefore, Ely made 16 ounces more tea than punch.

b)

To double the amount of punch and tea, we multiply each by 2.

Double the amount of punch: 2 x 2 3/4 cups = 5 1/2 cups

Double the amount of tea: 2 x 4 3/4 cups = 9 1/2 cups

Converting the amounts to ounces:

On simplifying the equation , we get

The amount of punch: 5 1/2 cups x 8 ounces/cup = 44 ounces

The amount of tea: 9 1/2 cups x 8 ounces/cup = 76 ounces

To find the total amount of punch and tea needed, we add the amounts together:

44 ounces (punch) + 76 ounces (tea) = 120 ounces

Hence , Ely will need a total of 120 ounces of punch and tea combined for the party

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Here is the Question:

Answers

The area of a 2D form is the amount of space within its perimeter. The area of the composite figure is 198.5714 cm².

What is an area?

The area of a 2D form is the amount of space within its perimeter. It is measured in square units such as cm2, m2, and so on. To find the area of a square formula or another quadrilateral, multiply its length by its width.

The area of the composite figure is the sum of the area of the circle and the area of the rectangle.

Area = Area of circle + Area of rectangle

        = (π×5²) + (10×12)

        = 78.5714 cm² + 120 cm²

         = 198.5714 cm²

Hence, the area of the composite figure is 198.5714 cm².

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The distance, D, that a spring is stretched by a hanging object varies directly as the weight, W, if the object. An object weighing 30 kilograms stretched the spring 49 centimeters. Determine the distance the spring will be stretched with an object weighing 29 kilograms. Round your answer to the nearest centimeter.

Answers

The distance the spring will be stretched with an object weighing 29 kilograms is 47 centimeters

Variation

From the question, we are to determine the distance the spring will be stretched with an object weighing 29 kg

From the given information,

The distance, D, that a spring is stretched by a hanging object varies directly as the weight, W, if the object

That is,

D ∝ W

Then, we can write that

D = kW

NOTE: k is the constant of proportionality

Also, from the given information,

An object weighing 30 kilograms stretched the spring 49 centimeters

That is,

D = 49 cm

W = 30 kg

Putting the parameters into the equation to solve for k, we get

49 = k × 30

∴ k = 49/30

Now, for the distance stretched when weight is 29 kg

Using D = kW, we get

D = (49/30) × 29

D = 1421/30

D = 47.367

D ≅ 47 cm

Hence, the distance the spring will be stretched with an object weighing 29 kilograms is 47 centimeters

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HELP ASAP!! geometry
-40
-45
-50
-90

Answers

Answer: 40

Step-by-step explanation:

Opposite sides of a rhombus are parallel, so by the alternate interior angles theorem, angle ABE measures 50 degrees.

Also, the diagonals of a rhombus are perpendicular, so angle AEB is 90 degrees.

Thus, as angles in a triangle (in this case AEB) add to 180 degrees, x=40.

someone please help me solve this asap​

Answers

The division is one of the four fundamental arithmetic operations. The correct option is B.

What is Division?

The division is one of the four fundamental arithmetic operations, which tells us how the numbers are combined to form a new one.

The pipe can be divided into pieces as shown below.

The largest portion that can be made by Joining two pipe pieces are

Longest = 4 yards + 2 yards = 6 yards = (6×3) feet = 18 feets

The smallest portion that can be made by Joining two pipe pieces are

Smallest = 2/3 yards + 2/3 yards = 4/3 yards = (4/3 ×3) feet = 4 feets

The difference between the two pipes will be = Longest - Smallest

                                                                             = 18 feets - 4 feets

                                                                             = 14 feets

Hence, the correct option is B.

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If $530 is invested at an interest rate of 5% per year and is compounded continuously, how much will the investment be worth in 12 years?

Use the continuous compound interest formula A = Pert.

$557.17
$628.21
$965.72
$1,072.34

Answers

Answer:

c

Step-by-step explanation:

using the continously compounded formula, let a be unknown, p= 530, r be 0.05 and t be 12.

the equation would then be a=530e to the (0.05*12)th power, so that's why it's c

The amount of money after 12 years is $965.66. Therefore, option C is the correct answer.

What is continuous compound interest?

Continuously compounded interest means that an account balance is constantly earning interest, as well as refeeding that interest back into the balance so that it, too, earns interest.

The continuous compound interest formula is [tex]P(t)=P_0e^{rt}[/tex].

Where, P(t)=value at time t, [tex]P_0[/tex] =original principal sum, r=nominal annual interest rate and t= length of time the interest is applied

Now, [tex]P(12)=530\times e^{0.05\times12}[/tex]

⇒ [tex]P(12)=530\times e^{0.6}[/tex]

⇒ P(12)= 530×1.822

⇒ P(12)= $965.66

The amount of money after 12 years is $965.66. Therefore, option C is the correct answer.

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On a typical weekday in January, 4200 customers visit the local Wal-Mart. It is estimated that, on average, there are 350 customers in the store. Assuming that the store is open 14 hours a day, how much time (in hours) does the average customer spend in the store

Answers

The average time in hours that a customer spends in the store is given as: 1.167 hours

How to solve for the time spent in the store

From available data,  the number of people that visited the store = 4200

Number of customer that is in the store = 350

The number of hours that the store is open = 14 hours

The hour rate = 4200/14

= 300 customers per hour

The average time that the customer spends = customer in store / rate

= 350/300

= 1.167 hours This is approximately 70 minutes

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The amount of energy it takes to run a race is most likely to be a function of
the
OA. shape of the medal awarded
OB. day of the week
OC. number of people in the race
D. length of the race

Answers

The amount of energy it takes to run a race is most likely to be a function of the; D: Length of the Race

How to find amount of energy?

We want to basically find the factor that influences the amount of energy expended by a sprinter.

Now, formula for potential energy is;

P = mgd

where;

m is mass

g is acceleration due to gravity

d is distance covered

Now, the only option that falls into the input that affects energy expended is the distance covered. This is true because the more the distance covered, the higher the energy expended.

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Plot the following equation using the x- and y-intercepts. If both intercepts are zero, find at least one other point. Then click on the correct graph below. 2x - 3y = 6

Answers

The attached graph represents the graph of 2x - 3y = 6

How to plot the equation?

The equation is given as:

2x - 3y = 6

Set x to 0, to determine the y-intercept

2(0) - 3y = 6

This gives

-3y = 6

Divide by -3

y = -2

Set y to 0, to determine the x-intercept

2x - 3(0) = 6

This gives

2x = 6

Divide by 2

x = 3

So, we have:

(0,-2) and (3,0)

Next, we plot the points (0,-2) and (3,0) on the graph and connect both points

See attachment for the graph of 2x - 3y = 6

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HELP!!
9. What is the area of triangle AOB?

Answers

Angles ∠ACD and ∠CAB are congruent because they are alternate angles. Then the area of the triangle AOB will be 22.53 square cm.

What is the area of the right-angle triangle?

The area of the right-angle triangle is given as

A = 1/2 x B x H

Where B is the base and H is the height of the right triangle.

We know that angles ∠ACD and ∠CAB are congruent because they are alternate angles.

α₁ = 40°

AO = OC = 7.8 cm

Then the area of the triangle will be

Area = 1/2 x 7.8 x 7.8 x tan40°

Area = 22.53 square cm

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Solve the following to become to brainliest

Answers

Answer:

  0

Step-by-step explanation:

To find the slope between the two given points, you can use the given formula for the slope between two points.

__

given

The points are (x1, y1) = (-3, 2) and (x2, y2) = (4, 2).

The formula is ...

  slope = (y2 -y1)/(x2 -x1)

__

use the formula

Substituting the given values into the formula gives ...

  slope = (2 -2)/(4 -(-3)) = 0/7 = 0

The slope of the line is zero.

Question 3 of 35
Which equation is true?
OA. 6-3-3÷6
OB. 8-6-6-8
OC. 4x5=5x4
OD. 6+7=6-7

Answers

Answer:

C

Step-by-step explanation:

5×4=20

4×5=20

.......

Which polynomial has exactly 3 roots?
3x² + 3x - 3
2x³x²-x+4
x(x³ + 3x - 4)

Answers

Answer:

[tex]2x^3-x^2-x+4[/tex]

Step-by-step explanation:

The root of a polynomial: the value of which x makes f(x) = a,x^n+a₂x^n-1+...+aₙx+aₙ⁺₁=0

Because the polynomial has exactly 3 roots, we know that f(x) = (x+a) (x+b) (x+c)

(-a,-b and -c are the 3 roots)

So its highest digit is 3.

Only 2x³ - x² - x + 4 corresponds to it.

Help with math, step by step explanation pls! Thank u

Answers

Answer:B

Step-by-step explanation:plug 8 into into g(x) to get 3. Plug 3 into f(x) to get 7

I agree, give them brainliest

Which of the following rational functions is graphed below?
A: F(x)= (x+1)/(x+3)(x-2)
B: F(x)=(x-1)/x(x-3)
C: F(x)=(x-1)/x(x+2)
D: F(x)=(x-1)/(x+2)^2

Answers

Answer:

B

Step-by-step explanation:

trust me brooooooooooo

Which property is illustrated?
For every expression a, a = a.

Answers

Answer: Reflexive property of equality

Step-by-step explanation:

Evaluate the following limit:
[tex]\bf{\displaystyle \lim_{x \to \infty}{ \frac{\sqrt{4x^4 + x^2 + 1}}{x^2 + 1} }}[/tex]

Answers

If we evaluate the function at infinity, we get:

             [tex]\large\displaystyle\text{$\begin{gathered}\sf \bf{\displaystyle L = \lim_{x \to \infty}{ \frac{\sqrt{4x^4 + x^2 + 1}}{x^2 + 1} } = \frac{\infty}{\infty} } \end{gathered}$}[/tex]

Therefore, being an indeterminate form, we must multiply and divide by the highest degree monomial (; remember that we divide the powers of the numerator by 2 since they are inside a square root):

                              [tex]\begin{align*}L &= \lim_{x \to \infty}{ \frac{\sqrt{4x^4 + x^2 + 1}}{x^2 + 1} \cdot \frac{\frac{1}{x^2}}{\frac{1}{x^2}}}\\ & = \lim_{x \to \infty}{\frac{ \sqrt{4 + \frac{1}{x^2} + \frac{1}{x^4}} }{1 + \frac{1}{x^2}}} \end{align*}[/tex][tex]\large\displaystyle\text{$\begin{gathered}\sf \bf{L= \lim_{x \to \infty}\frac{\sqrt{4x^2+x^{2} +1 } }{x^2+1}\cdot\frac{\frac{1}{x^{2} } }{\frac{1}{x^{2} } } } \end{gathered}$}\\\large\displaystyle\text{$\begin{gathered}\sf \bf{ \ \ \ = \lim_{x \to \infty} \frac{\sqrt{4+\frac{1}{x^{2} }+\frac{1}{x^{4} } } }{1+\frac{1}{x^{2} } } } \end{gathered}$}[/tex]

Then, evaluated at infinity, we have:

[tex]\large\displaystyle\text{$\begin{gathered}\sf \bf{\displaystyle L = \frac{\sqrt{4 + 0 + 0}}{1 + 0} = \frac{\sqrt{4}}{1} = 2} \end{gathered}$}[/tex]

So the limit is 2.

Question 3 of 10
Subtract these polynomials.
(3x²+2x+4) - (x² + 2x + 1) =
A. 2x² + 5
OB. 2x² + 4x + 3
O C. 2x+3

Answers

Answer:

[tex]\large \boxed{\sf 2x^2 + 3}[/tex]

Explanation:

[tex]\sf \Rightarrow (3x^2 + 2x + 4) -(x^2 + 2x + 1)[/tex]

open the parenthesis

[tex]\sf \Rightarrow 3x^2 + 2x + 4 -x^2 - 2x -1[/tex]

regroup variables

[tex]\sf \Rightarrow 3x^2 -x^2 + 2x - 2x+ 4 -1[/tex]

add/subtract variables

[tex]\sf \Rightarrow 2x^2 +3[/tex]

Answer:

answer is 2x^2 + 3

Step-by-step explanation:

3x^2 - x^2 is 2x^2

2x-2x is 0

4-1 is 3

Select all the correct answers.

Which expressions are equivalent to log4(1/4x²)?
need help asap

Answers

Answer:

log4(1/4x^2) so its A

Step-by-step explanation:

I found it o. edge 2022

Rewrite as a simplified fraction. 1. 323232323232323= ?

Answers

Answer:

[tex]\frac{131}{99}[/tex]

Step-by-step explanation:

we require 2 equations with the repeating digits placed after the decimal point.

let x = 1.3232... (1) ← multiply both sides by 100

100x = 132.3232... (2)

subtract (1) from (2) thus eliminating the repeating digits

99x = 131 ( divide both sides by 99 )

x = [tex]\frac{131}{99}[/tex]

Joshua sold a batch of tickets for carnival rides. The ratio of adult tickets to child tickets was 2:5.

After he sold another 70 adult tickets and 300 child tickets, the ratio changed to 1:3.

How many adult tickets did Joshua sell in total?

Use an algebraic equation to solve this ratio problem.

WITH EXPLANATION PLEASEEE

Answers

The total number of adult tickets sold is 250.

What is the total number of adults tickets sold?
Let the initial number of adult's ticket sold be represented with x Let the initial number of children's ticket sold be represented with y

x / y  = 2/5

Cross multiply :5x = 2y

y = 5/2

y = 2.5x

(x + 70) / (y + 300) = 1/3

Cross multiply :210 + 3x = 300 + y

Substitute for y

210 + 3x = 300 + 2.5x

300 - 210 = 3x - 2.5x

90 = 0.5x

x = 90 / 0.5

x = 180

Total tickets sold = 180 + 70 = 250

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Ola wishes to make a deposit. she has these bills: 9 ones, 3 fives, 2 tens, and 4 twenties. she has 32 nickels, 4 dimes, and 10 quarters. ola has checks for $32.75 and $41.50. ola wants to receive $30 in cash. what should she enter on the currency line? IsMatter gained, lost, or conserved when glucose molecules are used to make amino acids Investigations were carried out in a science lab to explore the topic of chemical and physical changes.Investigation AStep 1. Add 5 tsp. salt to 100 ml warm water and stir until most or all of the salt is no longer visible.Step 2. Heat the salt solution on a burner until only a white solid remains.Investigation BStep 1. Mix 10 tsp. white sugar into 100 ml water and stir until most or all of the sugar is no longer visible.Step 2. Heat the sugar solution on a burner until the solution thickens and turns brown.In which step(s) did a chemical change most likely Identify the domain of the function shown in the graph During photosynthesis, sunlight shining on a plant is absorbed. Through several chemical reactions, the plant produces sugar, a high-energy compound, from simpler substances.What energy transformation occurs during this process?thermal energy to chemical energyelectromagnetic energy to chemical energykinetic energy to potential energypotential energy to chemical energy don't mide the darker one I can't get it off A student is trying to determine the identity of a metal. The student measured the mass of the metal to be 60.4 g. The student placed the metal in a graduated cylinder filled with 40.0 mL of water. The metal increased the volume of water to 45.8 mL. Calculate the density of the metal. If the density of nickel, silver and zinc are 9.9, 10.5 and 7.1 g/mL respectively, what is the identity of the unknown metal. Simplify. -[tex] \sqrt{ {m}^{4} {n}^{7} [/tex]please simplify Violet and Titus's points of view about their relationship seem to differ. What infrance can you draw from the text to support the idea that they don't view their relationship the same way? A triangle has a perimeter of 50m. If the three sides of the triangle are n, 4n5, and 2n+6, what is the length of each side? help me solve this please!! thanks Which of the following comprise the Rhetorical Star?rhetoric, opinion, logos, ethos, pathossubject, audience, time, mode, format, limitssubject, audience, purpose, strategy, designreason, evidence, purpose, time, design What is the purpose of this rhetorical question as it used by douglass? it is designed to introduce an idea. it is designed to convey an emotion. it is designed to express an opinion. it is designed to obtain information. A double bondA. two sigma bondsB. two pi bondsC. one sigma and one pi bondcontains Question 1 of 5Which source is an example of a primary source?OA. A video of an interview with someone who was on the TitanicOB. A documentary about changes in ship safety rules since thesinking of the TitanicOC. A book about why so many people aboard the Titanic diedOD. An article on the 100th anniversary of the sinking of the Titanic Firms operating in competitive markets produce output levels where marginal revenue equals Group of answer choices price. average revenue. total revenue divided by output. All of the above are correct. Find the Shaded area What is the value of expression 3(2x-y)+(3+x)^2 when x=4 and y=5 ? Which element is the main component of all organic molecules?A) AluminumB) Carbonc) IronD) Silicon 6. Multiply: (x 4)(x + 5)