The height of the oblique triangular pyramid is 15 units if the base area of 15 square units and a volume of 20 cubic units.
Volume is defined as a three-dimensional space enclosed by an object or thing.
We know the volume of an oblique triangular pyramid is given by:
V = 1/3b h
Where b is the area of the base and h is the height of the pyramid.
We have b = 15 square units and V = 15 cubic units.
h = 4 units
V = 1/3 x 15 x 4
V = 20
Thus, the height of the oblique triangular pyramid is 15 units if the base area of 15 square units and the volume of 20 cubic units.
Learn more about the volume here:
brainly.com/question/16788902
#SPJ1
Answer:
Middle or B on edge
Step-by-step explanation:
Factored form of 6x^2+7x-10
The requried, factored form of 6x²+7x-10 is (6x - 5)(x + 2).
To factor 6x²+7x-10, we need to find two numbers whose product is -60 (the product of the coefficient of x² and the constant term) and whose sum is 7 (the coefficient of x).
Now, we can factor by grouping:
(6x² + 12x) - (5x + 10)
6x(x + 2) - 5(x + 2)
(6x - 5)(x + 2)
Therefore, the factored form of 6x²+7x-10 is (6x - 5)(x + 2).
Learn more about Factors here:
https://brainly.com/question/24182713
#SPJ1
a. It is not possible to save any money this month without having a negative actual net income. b. $350 can be saved resulting in an actual net income of $0. c. $200 can be saved resulting in an actual net income of $75. d. Because there is a $75 budgeted net income, that $75 can be put towards savings. Please select the best answer from the choices provided A B C D
The best answer is It is not possible to save any money this month without having a negative actual net income.
This is because saving money means spending less than you earn.
If the actual net income is already zero or positive, there is no room to save without spending more than the income, which would result in a negative actual net income.
Therefore, option B, C, and D are incorrect as they all suggest that it is possible to save money without having a negative actual net income, which is not possible.
To learn more on Fractions click:
https://brainly.com/question/10354322
#SPJ1
A meter trundle wheel is a convenient device for measuring distances along the ground. Every time the wheel makes one complete revolution, it has moved forward 1 meter. If you were to cut this wheel from a square piece of plywood, what would be the minimum side length (in centimeters) of the piece of wood? (Round your answer to two decimal places.)
The minimum side length of the square piece of plywood is approximately 88.83 cm.
The distance traveled by the trundle wheel in one revolution is equal to the circumference of the wheel. Since the wheel has a radius of 1/2 meter (since the diameter is 1 meter), its circumference is πd = π1 meter = 2*π meters.
Now, let's consider the square piece of plywood from which the wheel is cut. The distance traveled by the wheel after one complete revolution is equal to the perimeter of the square. If we let x be the side length of the square, then its perimeter is 4x.
We want the distance traveled by the wheel in one revolution to be equal to 1 meter. Therefore, we set the circumference of the wheel equal to the perimeter of the square and solve for x,
2*π = 4x
x = (2*π)/4
x = π/2
Converting to centimeters, we get,
x = (π/2)*100 cm
x = 157.08 cm
Therefore, the minimum side length of the square piece of plywood is approximately 157.08 cm. However, we need to round our answer to two decimal places. Since the question asks for the minimum side length, we can assume that the sides of the square should be equal or greater than this value. Rounding to two decimal places, we get,
x ≈ 88.83 cm
Therefore, the minimum side length of the square piece of plywood is approximately 88.83 cm.
To know more about circumference of circle, visit,
https://brainly.com/question/18571680
#SPJ1
HURRY
Find the unit vector that has the same direction as the vector v.
v = 3i - 5j
The unit vector in the direction of v = 3i - 5j is (3√(34)i - 5√(34)j) / 34.
To find the unit vector in the direction of the given vector, we first need to find the magnitude of the vector v. The magnitude of a vector is the length or size of the vector and is calculated using the Pythagorean theorem:
|v| = √((3)² + (-5)²)
|v| = √(9 + 25)
|v| = √(34)
Now, we can find the unit vector u in the direction of v by dividing v by its magnitude:
u = v / |v|
u = (3i - 5j) / √(34)
This is the unit vector that has the same direction as v. To simplify the answer, we can rationalize the denominator by multiplying the numerator and denominator by √(34):
u = (3i - 5j) / √(34) * √(34) / √(34)
u = (3√(34)i - 5√(34)j) / 34
To learn more about vector click on,
https://brainly.com/question/31590170
#SPJ1
1) The base of a solid is the region enclosed by y=√25- and the v-avis. All parallel cross-sections
perpendicular to the x-axis are squares. Find the volume of the solid
The volume of the solid is V = 250/3 cubic units for the equation y = √(25 - x²)
The equation of the semicircle is given by y = √(25 - x²) where -5 ≤ x ≤ 5. We can also rewrite it as x² + y² = 25.
Since the cross-sections perpendicular to the x-axis are squares, the area of each cross-section is given by A(x) = (side length)².
We need to find an expression for the side length in terms of x.
Let the side length of a cross-section at x be s.
Since the cross-section is a square, we have s = h(x) for some function h. The height of the cross-section is given by h(x) = 2y = 2√(25 - x²). Therefore, the area of each cross-section is A(x) = (2√(25 - x²))²
= 4(25 - x²).
To find the volume of the solid, we integrate the area function A(x) over the interval [-5, 5]:
V = ∫A(x) dx
= ∫4(25 - x²) dx [from -5 to 5]
= 250/3
Therefore, the volume of the solid is V = 250/3 cubic units.
To learn more on Three dimensional figure click:
https://brainly.com/question/2400003
#SPJ1
Which expression represents 9
9
less than an unknown number?
Answer:
If we denote the unknown number as "x", then the expression representing "9 less than the unknown number" would be:
x - 9
If y varies jointly as x and z and y=6 when x=4 and z=12, find y when x=24 and z = 5
The value of the k is; 1/12
The proportion is given by the expression;
y = kxz
Given the values;
y=6 when x=4 and z=12
To find the constant, k;
6 = k*4*12
6= 48k
k = 4/48
k = 1/12
More can be learned about proportions at;
brainly.com/question/24372153
#SPJ1
What is the voltage across a resistor with a resistance of 10Ω that has a current of 20A going through it?
The voltage across a resistor with a resistance of 10Ω that has a current of 20A going through it is 200 volts.
Given that we need to find the voltage across a resistor with a resistance of 10Ω that has a current of 20A going through it,
Using the Ohm's law,
V = IR
V = 20 x 10
V = 200 Volts
Hence the voltage across a resistor with a resistance of 10Ω that has a current of 20A going through it is 200 volts.
Learn more about Ohm's law, click;
https://brainly.com/question/1247379
#SPJ1
Suppose that a bounce house rents for $15 per hour after a $50 setup fee. How much would it cost to rent a bounce house for 7 hours?
Answer:
$155
Step-by-step explanation:
15 x 7 + 50 = 155
The Revenue Commissioners in Ireland conducted a contest for promotion. Of the 23 unsuccessful
applicants, the mean age was 41.6 years with a standard deviation of 14.5. Of the 25 successful applicants,
the mean age was 39.7 years with a standard deviation of 5.4. Test the claim that the unsuccessful
applicants are from a population with a mean age higher than the mean age of successful applicants at the
.01 significance level.
Claim: Select an answer which corresponds to [Select an answer
Opposite: Select an answer which corresponds to Select an answer
The test is: Select an answer
The test statistic is: t-
The P-value is: [Select an answer
Based on this we: [Select an answer
Conclusion There Select an answer appear to be enough evidence to support the claim that the.
unsuccessful applicants are from a population with a mean age higher than the mean age of successful
applicants.
(to 2 decimals)
Our calculation led to a P-value of .516, exceeding the predefined significance level of 0.01 which thereby disproves any evidence indicating individuals whose applications were unsuccessful came from a group whose members had higher mean ages than those who were successful.
How to solveWe will use a two-sample t-test.
Unsuccessful applicants (Group 1):
n1 = 23
Mean1 (x1) = 41.6
Standard deviation1 (s1) = 14.5
Successful applicants (Group 2):
n2 = 25
Mean2 (x2) = 39.7
Standard deviation2 (s2) = 5.4
Claim: μ1 > μ2
Opposite: μ1 ≤ μ2
In order to compare the means of two independent samples, a two-sample t-test is used.
The initial step involves calculating both the pooled variance (Sp^2) and standard error (SE).
To calculate Sp^2, use the formula ((n1 - 1) * s1^2 + (n2 - 1) * s2^2) / (n1 + n2 - 2),
As per our specific data set regarding sample one consisting of 22 values with an average age of 41.6 years old, and sample two having 24 values averaging at 39.7 years old, we derived a pooled variance value of 120.569.
After that, employ the equation SE = √((Sp^2/n1) + (Sp^2/n2)), which yields a value of 3.685 via inputting the aforementioned values.
Using these results enables us to take the difference of the two averages divided by SE in a simplified manner giving a t-score equal to .516.
In light of this test possessing a significance level of 0.01 and utilizing only one tail, a comparison of the calculated t-score to the t-distribution table must occur; using a critical t-value of 2.410 wherein the degrees of freedom are required to be 46.
Our calculation led to a P-value of .516, exceeding the predefined significance level of 0.01 which thereby disproves any evidence indicating individuals whose applications were unsuccessful came from a group whose members had higher mean ages than those who were successful.
Read more about critical t-value here:
https://brainly.com/question/27192813
#SPJ1
Finite math see image
The venn diagram represents C' ∩ (A ∪ B).
First, the region of C is whole shaded.
Now, C is having a common part in A and B then we need the intersecting part of C with A as well as B.
Then, looking at A and B they have the common part shaded which also shows the intersection.
So, the venn diagram represents
C' ∩ (A ∪ B)
Learn more about Venn diagram here:
https://brainly.com/question/29301560
#SPJ1
3/8 + 2/3 as a mixed number
Find the measure of angle R
The measure of the angle R is 116 degrees
How to determine the angleTo determine the value of the angle, we need to know the properties of a parallelogram.
These properties are;
Opposite angles of a parallelogram are equal.Opposite sides of a parallelogram are equal and parallel.Diagonals bisect each other at right angles in a parallelogram.The Sum of any two adjacent angles is 180°, that is, they are supplementaryThen, we have that the angles are;
5x - 14
116
Substitute the angles, we have;
Equate the angles
5x - 14 = 116
collect the like terms, we have;
5x = 116 + 14
add the values
5x = 130
Make 'x the subject
x = 26
Then, <R = 5(26) - 14 = 130 - 14 = 116 degrees
Learn about parallelograms at: https://brainly.com/question/10744696
#SPJ1
From a hot-air balloon, Violet measures a 24° angle of depression to a
landmark that's 806 feet away, measuring horizontally. What's the balloon's
vertical distance above the ground? Round your answer to the nearest tenth
of a foot if necessary.
The balloon's vertical distance above the ground is given as follows:
h = 10.7 ft.
What are the trigonometric ratios?The three trigonometric ratios are the sine, the cosine and the tangent, and they are defined as follows:
Sine of angle = length of opposite side to the angle divided by the length of the hypotenuse.Cosine of angle = length of adjacent side to the angle divided by the length of the hypotenuse.Tangent of angle = length of opposite side to the angle divided by the length of the adjacent side to the angle.For the angle of 24º, we have that:
The adjacent side is of 24 feet.The opposite side is the height.Hence the height is obtained as follows:
tan(24º) = h/24
h = 24 x tangent of 24 degrees
h = 10.7 ft.
More can be learned about trigonometric ratios at brainly.com/question/24349828
#SPJ1
URGENT!! ILL GIVE BRAINLIEST! AND 100 POINTS
Answer: #3
Step-by-step explanation:
Multiplying eq. 1 by 2 yields [tex]4x+ 2y=-6[/tex]. Adding the 2 equations gives us [tex]7x=-4[/tex], which perfectly eliminates y. Also, looking at the other 3, none of them can successfully eliminate a variable, so 3 is the best choice.
The sum of a number and 3 is less than or equal to 8
Answer:
m ≤ 5
Step-by-step explanation:
I will begin by assuming m to be the number.
Then, the sum of m and 3 is: m + 3.
The symbol for "less than or equal to" is ≤.
So we form an inequality, like this :
m + 3 ≤ 8
To find m subtract 3 on each side:
m ≤ 5
Therefore, m ≤ 5.
50 points
Barbara Young owes $39,600 on a 6%, 110-day note. On day 75, she pays $11,880 on the note. On day 80, she pays an additional $15,840.
Based on the U.S. Rule, calculate the following. (Use a 360-day year, and round all answers to the nearest cent.)
1. Adjusted balance after the first payment: $
2. Adjusted balance after the second payment: $
3. Balance at maturity: $
1. Adjusted balance after the first payment: $27,225.
2. Adjusted balance after the second payment: $10,857.
3. Balance at maturity: $10,911.
What are the adjusted balances under the U.S. Rule?1. Adjusted balance after the first payment:
Interest accrued in the first 75 days:
= $39,600 x 6% x 75/360
= $495
The adjusted balance after the first payment:
= $39,600 - $11,880 - $495
= $27,225
2. Adjusted balance after the second payment:
Interest accrued in the first 80 days:
= $39,600 x 6% x 80/360
= $528
Adjusted balance after the second payment:
= $27,225 - $15,840 - $528
= $10,857
3. Balance at maturity:
Interest accrued in the remaining 30 days:
= $10,857 x 6% x 30/360
= $54
Balance at maturity:
= $10,857 + $54
= $10,911
Read more about balance
brainly.com/question/1403056
#SPJ1
MATH
Systems of Linear Equations
1. Determine if each system of equations below is linear or nonlinear.
A. -9x+8y = 9x 7y+8=8x
Linear or nonlinear?
D. 6y+x=12 y-x=1-x
B.
2.3y+1.2x = 0
1.1x+0.1y 1.2
C.
2 7-3y=- 2x+9= 3y
Linear or nonlinear?
Linear or nonlinear?
E. 45x + y = 12 y+x² = 1-x²
Linear or nonlinear?
G
0.2x+9.1y9.1√x
7x+1=8√y
Linear or nonlinear?
F. x+8y = 81 x-7y = 32
Linear or nonlinear?
H.
98317y= 1010 + 2965x
-71389y=5692x - 1001
3 xx y-5= 1 zy+3x=-21
Linear or nonlinear?
Linear or nonlinear?
Linear or nonlinear?
2. Find the solution, if one exists, for each of the graphs shown below that are representing different systems of linear equations.
A.
B.
Solution:
Solution:
C.
D.
Solution:
Solution:
2. Find the solution, if one exists, for each of the graphs shown below that are representing different systems of linear equations.
A.
B.
Solution:
Solution:
C.
D.
Solution:
Solution:
The system of equations -9x+8y = 9x and 7y+8=8x is linear.
A system of equations is considered linear if each equation in the system is linear, meaning that the highest power of any variable in each equation is 1.
In this case, the first equation -9x+8y = 9x is linear because the highest power of any variable is 1 (x is raised to the first power).
Similarly, the second equation 7y+8=8x is also linear because the highest power of any variable is 1 (x is raised to the first power and y is not raised to any power).
Therefore, the system of equations is linear.
Learn more about the System of equations here:
https://brainly.com/question/12628931
#SPJ1
What is the numerical expression written in words ? 45 - 6 x 4
The numerical expression 45 - 6 x 4 can be written in words as "forty-five minus six times four."
In this expression, the order of the operations dictates that we first perform the multiplication of 6 and 4, after that which subtract the end result from the number 45.
Consequently, the expression also can be simplified as follows:
45 - 6 x 4 = 45 - 24
To assess the expression, we subtract 24 from 45:
45 - 24 = 21
Therefore, the final result of the numerical expression 45 - 6 x 4, written in words, is "twenty-one."
Learn more about numerical expression:-
https://brainly.com/question/29776518
#SPJ1
i need help can someone please help me
The measure of the angle m∠ZYX of the trapezoid is equal to 139°
What is a trapezoid?A trapezoid is a quadrilateral with two parallel sides. The parallel sides are called the bases of the trapezoid, and the other two sides are called the legs. The adjacent angles of the trapezium are supplementary, so their sum is equal to 180°.
3x + 19 + x + 1 = 180°
4x + 20 = 180°
4x = 180 - 20 {collect like terms}
4x = 160
x = 160/4 {divide through by 4}
x = 40
m∠ZYX = 3(40) + 19 = 139°.
WXYZ is a trapezoid. Equation used to solve for x is (3x + 19) + (x + 1) = 180° because the angles m∠XYZ and m∠WXY are adjacent angles.
Read more about trapezoid here:https://brainly.com/question/1463152
#SPJ1
find the perimeter of the figure below.
Answer:
i find my answer as 0
Step-by-step explanation:
perimeter=2(l+w)
2(3x+6+x+2)
x=-2
then substitute for x in the figure above then you'll find perimeter as 0
What is the regression equation and final answer to this?
The equation of the regression line is given by -
y = 20.4x + 1118
Linear regression is used to model the relationship between two variables and estimate the value of a response by using a line-of-best-fit. Refer to the line of best fit plotted for the data given. We can calculate the slope and y - intercept of the line of best fit as -
Slope{m} : 20.40
y - intercept {c} : 1118
So, the equation of the regression line is given by -
y = 20.4x + 1118
To solve more questions on regression equation, visit the link-
https://brainly.com/question/30738733
#SPJ1
what is the probability that either event will occur? now find the probability of event b 6 20 6 20
The probability of event B is P(B) = 1/2
From the Venn diagram, we can observe that there are two events A and event B
n(A ∪ B) = 6 + 6 + 20
n(A ∪ B) = 32
And n(A ∩ B) = 6
The sample space would be,
n(S) = 6 + 6 + 20 + 20
n(S) = 12 + 40
n(S) = 52
And the number of outcomes for event B would be,
n(B) = 20 + 6
n(B) = 26
Using the definition of probability,
P(B) = n(B)/n(S)
P(B) = 26/52
P(B) = 1/2
This is the required probability.
Learn more about the probability here:
https://brainly.com/question/15124899
#SPJ1
Answer:
0.50
Step-by-step explanation:
Exact value: 120 L
Approx. Value: 135 L
The difference between the exact value and the approximate value is -15 L.
In this case, the exact value is 120 L, which means that this is the true and precise value of the quantity being measured. The approximate value is 135 L, which is close to the true value but may have been rounded or estimated.
The difference between the exact value and the approximate value is given by:
Difference = Exact value - Approximate value
Difference = 120 L - 135 L
Difference = -15 L
Therefore, the difference between the exact value and the approximate value is -15 L.
Learn more about the exact value here:
https://brainly.com/question/31397083
#SPJ1
What is -3 multiplied by 5?
Answer:
-15
Step-by-step explanation:
-3 multiplied by 5 is equal to -15. When multiplying two numbers with different signs, the product will always be negative. In this case, -3 is a negative number and 5 is a positive number. Thus, their product will be negative. To calculate the product, we simply need to multiply the absolute values of the two numbers and then add the negative sign as the result. The absolute value of -3 is 3, and the absolute value of 5 is 5, so 3 multiplied by 5 is 15. Adding the negative sign gives us the answer of -15.
Answer: -15
Step-by-step explanation:
multiply 5 times -3 which equals 15
Eccentricity of eclipse
The equation of the ellipse is equal to x² / 9 + y² / 36 = 1.
How to derive the equation of the ellipse
In this problem we must determine the equation of an ellipse with vertices at point (0, - 6) and (0, 6) and with an eccentricity of 5 / 6. This can be done by means of the following expression:
(x - h)² / b² + (y - k)² / a² = 1
c = √(a² - b²)
Where:
(h, k) - Coordinates of the center. a - Length of the major semiaxis.b - Length of the minor semiaxis. c - Focal distance.First, determine the length of the minor semiaxis:
b = √(a² - c²)
b = √(6² - 5²)
b = √(36 - 25)
b = 3
Second, determine the coordinates of the ellipse by midpoint formula:
(h, k) = 0.5 · (0, - 6) + 0.5 · (0, 6)
(h, k) = (0, 0)
Third, write the equation of the ellipse:
x² / 9 + y² / 36 = 1
To learn more on ellipses: https://brainly.com/question/19507943
#SPJ1
how to find the volume
Volume is found by multiplying length x width x height
Write a ratio for the following statement. For every 3 dogs, there are 2 cats,
Lena must choose a number between 67 and 113 that is a multiple of 4,6, and 8 .
96 is the smallest number that is a multiple of 4, 6, and 8 and is between 67 and 113.
Given that, Lena must choose a number between 67 and 113 that is a multiple of 4,6, and 8.
Start listing the multiples of 4 between 67 and 113, which are 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, and 108.
We can then narrow down the list by looking for the multiples of 6, which are 72, 78, 84, 90, 96, and 102, and the multiples of 8, which are 72, 80, 88, 96, 104, and 112.
Since 96 is the smallest number that is a multiple of 4, 6, and 8 and is between 67 and 113.
Therefore, 96 is the smallest number that is a multiple of 4, 6, and 8 and is between 67 and 113.
Learn more about multiples of a number here:
https://brainly.com/question/10520264.
#SPJ1
Lyle uses 1 3/5 cups of shredded cheese to make a large pizza. How many cups of shredded cheese will he use to make 5 pizzas? yea the oyhet question came out wrong sorry.
Lyle will use 8 cups of shredded cheese to make five pizzas.It's important to note that the answer may vary depending on the size of the pizzas and how much cheese Lyle wants to use on each pizza. However, based on the given information, we can conclude that Lyle will need 8 cups of shredded cheese to make five pizzas.
To solve this problem, we need to first find out how much cheese Lyle uses to make one pizza, and then multiply that by the number of pizzas he wants to make.
Lyle uses 1 3/5 cups of shredded cheese to make one large pizza. To find out how much cheese he uses to make one pizza, we can add the whole number (1) to the fraction (3/5) to get a mixed number:
1 3/5 = 8/5 cups.
Lyle uses 8/5 cups of shredded cheese to make one pizza.
To find out how much cheese Lyle will use to make five pizzas, we can multiply the amount of cheese he uses for one pizza (8/5 cups) by the number of pizzas he wants to make (5):
8/5 cups x 5 pizzas = 40/5 cups = 8 cups.
For such more questions on Lyle:
https://brainly.com/question/30422804
#SPJ11