find the area of the shaded part in each of the following figures.​

Find The Area Of The Shaded Part In Each Of The Following Figures.

Answers

Answer 1

Answer:

7 m is the answer

.... hope it's right and hlp u !

Answer 2

Answer:

area of circle = πR²

area if shaded region = π × 49 × 49 - π × 42 × 42

= 7539.14 - 5538.96

= 2000. 18m²

(π=3.14)


Related Questions

A number plus four equals nine. Is 13 the solution?

Answers

Answer - 5

Explanation - answer is not 13...

4 + ___ = 9

So now you should 9 - 4 = 5

so answer is 5.....

I hope you Understand...

Jimmy and Billy are both saving money each month. The total amount in their savings accounts is a function of the number of months they have been saving. Each account is represented below.


Jimmy: y = 65x + 100

Daniel:
(Daniel’s is basically on the graph shown)

a. Who started saving more money in their savings account?
b. Who is saving at a faster rate, and by how much?
c. After 6 months, who will have more money in their savings account?

Answers

Answer:

A. Jimmy started with more money in their savings account.

B. Daniel is saving at a faster rate by 10 more dollars.

C. Daniel.

Step-by-step explanation:

approximate 0.0007925 correct to 3 significant figures​

Answers

Answer:

0.00079

Step-by-step explanation:

Answer: a, b, d, are correct

................

Cal and Aaron are both re-doing their
landscaping and getting plants from the
same nursery. Cal bought I rose bush and 12
shrubs for $147, while Aaron bought 5 rose
bushes and 6 shrubs for $87. Find the cost of
one rose bush and one shrub.

Answers

Answer:

Rose bush - $3 and shrub - $12

Step-by-step explanation:

Let rose bush = x, shrub = y

Equations:

x + 12y = 1475x + 6y = 87

Solve the system by elimination, multiply the second equation by 2 and subtract the first equation:

5x*2 +6y*2 - x - 12y = 87*2 - 14710x - x = 174 - 1479x = 27x = 3

Find the value of y:

3 + 12y = 14712y = 144y = 12

1/4log81 - 1/2log9 = x

Answers

Answer:

Step-by-step explanation:

x=0

The half-life of plutonium-244 is 80,000,000 years. Express the amount of plutonium-244 remaining as a function of time, measured in years with starting quantity A0.

Answers

The exponential function for the amount of plutonium-244 remaining as a function of time is given by:

[tex]A(t) = A(0)e^{-0.00000000866t}[/tex]

What is an exponential function?

A decaying exponential function for the amount of a substance is modeled by:

[tex]A(t) = A(0)e^{-kt}[/tex]

In which:

A(0) is the initial value.k is the decay rate, as a decimal.

The half-life of plutonium-244 is 80,000,000 years, hence [tex]A(80000000) = 0.5A(0)[/tex], which is used to find k.

[tex]A(t) = A(0)e^{-kt}[/tex]

[tex]0.5A(0) = A(0)e^{-80000000k}[/tex]

[tex]e^{-80000000k} = 0.5[/tex]

[tex]\ln{e^{-80000000k}} = \ln{0.5}[/tex]

[tex]-80000000k = \ln{0.5}[/tex]

[tex]k = -\frac{\ln{0.5}}{80000000}[/tex]

[tex]k = 0.00000000866[/tex]

Hence, the function is:

[tex]A(t) = A(0)e^{-0.00000000866t}[/tex]

You can learn more about exponential functions at https://brainly.com/question/25958656

What's the difference between a group and an association

Answers

Answer:

Association is when two or more individuals form partnerships for business purposes, to run a joint-stock company, business trust, or statutory trust. The group is when the organization of various companies in different industrial sectors has common ownership interests.

Step-by-step explanation:

show that √(1-cos A/1+cos A) =cosec A - cot A​

Answers

Hi there!

[tex]\sqrt{\frac{1-cosA}{1+cosA}} =[/tex]

We can begin by multiplying by its conjugate:

[tex]\sqrt{\frac{1-cosA}{1+cosA}} * \sqrt{\frac{1+cosA}{1+cosA}} = \\\\\sqrt{\frac{(1-cosA)(1 + cosA)}{(1+cosA)(1 + cosA)}} =[/tex]

Simplify using the identity:

[tex]1 - cos^2A = sin^2A[/tex]

[tex]\sqrt{\frac{(1-cos^2A)}{(1+cosA)^2}} =\\\\\sqrt{\frac{(sin^2A)}{(1+cosA)^2}} =[/tex]

Take the square root of the expression:

[tex]{\frac{sinA}{1+cosA} =[/tex]

Multiply again by the conjugate to get a SINGLE term in the denominator:

[tex]{\frac{sinA}{1+cosA} * {\frac{1-cosA}{1-cosA} =\\[/tex]

Simplify:

[tex]{\frac{sinA(1-cosA)}{1-cos^2A} =[/tex]

Use the above trig identity one more:

[tex]{\frac{sinA(1-cosA)}{sin^2A} =[/tex]

Cancel out sinA:

[tex]{\frac{(1-cosA)}{sinA} =[/tex]

Split the fraction into two:

[tex]{\frac{1}{sinA} - \frac{cosA}{sinA} =[/tex]

Recall:

[tex]1/sinA = cscA\\\\cosA/sinA = cotA[/tex]

Simplify:

[tex]\frac{1}{sinA} + \frac{cosA}{sinA} = \boxed{cscA - cotA}[/tex]

A study of the speed of cars travelling through a neighborhood. *

A.Observational Study
B.Experiment
C.Simulation
D.Survey

Answers

Answer:

its A observational study

Step-by-step explanation:

A positive integer is greater than its opposite Always sometimes or never true?

Answers

Answer:

Step-by-step explanation:

it is always greater than its opposite

An advertisement reads “All Books 31 Percent Off.” A best-selling novel is originally priced at $18.99. About how much money will Gio save if he buys the novel on sale?
$2
$6
$10
$14

Answers

Gio was able to save approximately $6 from the discount

Data;

original price = $18.99discount percent = 31%

Percentage

This is the ratio of two values to another multiplied by 100.

To solve this, we have to calculate the discounted amount and subtract it from the original price to know how much he saved.

Let's find 31% of 18.99

[tex]\frac{31}{100}= \frac{x}{18.99} \\x=0.31*18.99\\x=5.889[/tex]

This shows that he got a discount of approximately $5.9.

Gio was able to save approximately $6

Learn more on percentage here;

https://brainly.com/question/843074

Answer:

$6

Step-by-step explanation:

solve each equation and show your check

1. X + 9 = 27

2. -4x - 6 = 30

3. 10 + X/2 (fraction) = 12

Answers

Step-by-step explanation:

1.x+9=27

x=27-9

x=18

check

18+9=27

2. -4x-6=30

-4x=30+6

-4x=36

-4x/-4=36/-4

x= -9

check

-4(-9)=36

3.10+x/2=1

x/2=12-10

x/2=2

x/2×2=2×2

x=4

check

10+4/2

10+2=12

hope it's helpful

Answer:

x +9= 27

x=27-9

x=18

2. -4x-6=30

-4x=30+6

-4x=36

x=36+4

x=40

I hope l will help you....

Thank you......

if a, b, c, d are four consecutive whole numbers and a + b + c +d =78. find the value of c.​

Answers

Answer:  20

==========================================================

Explanation:

a,b,c,d are consecutive whole numbers. This means one follows right after the other. Example: 5,6,7,8 or 50,51,52,53

In general we have:

a = some whole numberb = a+1c = b+1 = (a+1)+1 = a+2d = c+1 = (a+2)+1 = a+3

The sequence a,b,c,d is the same as a,a+1,a+2,a+3

Add those expressions together and set the sum equal to 78. Then solve for 'a'.

a+b+c+d = 78

a+(a+1)+(a+2)+(a+3) = 78

4a+6 = 78

4a = 78-6

4a = 72

a = 72/4

a = 18

This leads to

b = a+1 = 18+1 = 19c = a+2 = 18+2 = 20 which is the answerd = a+3 = 18+3 = 21

The four consecutive whole numbers for a,b,c,d are 18,19,20,21 in that order.

As a check,

a+b+c+d = 18+19+20+21 = 78

which confirms our answer.

Ryan throws an ordinary 6-sided red dice, followed by an ordinary 6-sided blue dice. Work out the probability that both dice land on the number 6.
pls help
1/6
1/12
1/24
1/36

Answers

Answer:

1/36

Step-by-step explanation:

The dice color doesn't matter. All that matters is the number of times 6 is likely to come up. For every 6 sides of a dice, there is 1 side with "6" on it. This makes your probability of rolling a 6, 1:6 or 1/6. Since we are trying to find out how likely it is for you to roll 2 sixes in a row, multiply both of the probabilities. Since you are likely to roll one 6 every six rolls, multiply

1/6 x 1/6 to get 1/36:

[tex]\frac{1}{6} *\frac{1}{6} = \frac{1}{36}[/tex].

So for every 36 times you roll the dice, you can expect to roll 2 sixes.

Hope this helps!

Complete the two-column proof by providing a reason for each of the five statements.
Given: Rectangle RUTS
Prove: ZUSR = ZSUT
Statement
Reason
1. RUTS is a rectangle
1.
2. RU=ST: UT = RS
2
3. ZSTU and ZSRU are right angles 3.
4.AURS ASTU
4.
5. ZUSR= ZSUT
5.

Answers

Answer:

Statement                                                  Reason

1. RUTS is a rectangle                              1. Given

2. RU=ST; UT=RS                                    2. Definition of a rectangle

3. ∠STU and ∠SRU are right angles      3.

4.△URS≅△STU                                    4. SAS

5. ∠USR=∠SUT                                     5. CPCTE

Step-by-step explanation:

Sorry but dont know what should be in 3

The triangle △URS and triangle △STU are congruent by the side angle side property.

What is congruency?

In geometry, two figures or objects are said to be congruent if their shapes and sizes match, or if one is the mirror image of the other. The meaning of congruency is that the two shapes are similar as well as equal in size.

Given that there are three triangles and these three triangles are connected to each other at the centre's A, B, and C.

Statement                                                  Reason

1. RUTS is a rectangle                              1. Given

2. RU=ST; UT=RS                                     2. Definition of a rectangle

3. ∠STU and ∠SRU are right angles       3.

4.△URS≅△STU                                       4. SAS

5. ∠USR=∠SUT                                        5. CPCTE

Therefore, the triangle △URS and triangle △STU are congruent by the side angle side property.

To know more about congruency follow

brainly.com/question/2938476

#SPJ2

here are the answer
-2
-4
-10
-8

Answers

Answer:

8

Step-by-step explanation:

Sum of length on bottom side: 3 + 1 = 4

Sum of lengths of top side: x

Larger length on bottom side: 3

Larger length on top side: 6

Since the two lines are cut by three parallel lines, the segment cut off are of proportional lengths.

4/x = 3/6

4/x = 1/2

x = 8

Please help w this I need quickly

Answers

a) the hourly rate is $15
b) each triangle is twice as big as the one before, giving a 1:2 ratio.
c) the slope is 15

Is 1+4(3x-10)-12x equivalent to -39? Explain

Answers

Answer:it is -39

Step-by-step explanation:

You multiply 4(3x-10) which equals 12x-40 and then you combine 12x w/ -12x so x=-39

How can I solve this?

4x+6/2 = 3x-15/3

Answers

Answer:

x=-8

Step-by-step explanation:

try using this app called cymath it helps with questions like this

Write the rule to describe the transformation.

Answers

Answer:

dilation of 2 is may be the answer

help me pls i give 5 stars and crown​

Answers

Answer:

+6°C

-8°C

hope it helps you

Answer:

1. It drops 6 degrees between 4am and 8am. 2. It drops 8 degrees between 3pm and 7pm.

Step-by-step explanation:

1. Subtract 10 and 4 to get 6 and that's how much the temperature dropped.

2. Subtract 6 and -2 to get 8 and that's how much the temperature dropped.

Hope this helps.

Find the slope of this graph

Answers

Answer: Slope is 1/2

Step-by-step explanation:

We can write this slope intercept form

y=mx+b

m=slope

b=y-intercept

The Y-intercept is (0,2) on the line

the slope is 1/2


You get the slope by starting at the point (0,2) and going over to the next point on the line which is (2,3)

Now let's look at how we got there, we went up one time and right two times, giving us 1/2

In slope intercept form it would be y=1/2x+2

THE SLOPE IS 1/2


A 6-inch by 4-inch photograph is enlarged so that the
shorter side is 26 inches. How long is the longer side?

Answers

Answer:

39

Step-by-step explanation:

Since we are multiply the shorter side by 6.5 (you can find this by dividing 26 over 4) We have to do the same for the longer side and by multiplying we get 39, which is the answer.

f Line segment G F = 3.2 ft, which is a possible measure of Line segment T S?

Answers

Answer:

3.2 ft

Step-by-step explanation:

250% of 65 is what number show ur work

Answers

Answer:

162.5

Step-by-step explanation:

250%=2.5

65×2.5=162.5

Answer:

162.5

Step-by-step explanation:

250% is the same as 2.5

2.5 * 65 = 162.5

I hope this helped and please mark me as brainliest!


What is the prime factorization of 47

Answers

Answer:

so the prime factorization of 47 is 1×47

This was due on Friday and I need to get it done. Please help:)

Answers

Take a arbitrary line out of the figure and compare it to the same line in the other figure. You can see that every line from the left figure is halved in the second figure. The scale factor is therefore 1/2

From 126 ounces to 48 ounces.

Answers

Answer:

78.

Step-by-step explanation:

If your asking how much of a difference/ Subtract.

What is 16/25 as a percent?

Answers

Answer: Now we can see that our fraction is 64/100, which means that 16/25 as a percentage is 64%.

(22−5i)(−10+8i)
show work so i can understand pls ;-;

Answers

Use the distributive property and then combine like terms to get the answer

Answer is -4+50i

Hope this helps!!

Answer:

−40i^2+226i−220

Step-by-step explanation:

Rearrange:

(-5i+22)(8i-10)

Distribute:

-5i(8i-10)+22(8i-10)

Solve:

−40i^2+226i−220

Hope this helped in some way!

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