Find the circumference and the area of a circle with radius 6 km.
Write your answers in terms of it, and be sure to include the correct units in your answers.

Answers

Answer 1

Answer:

Circumference: 12pi or 37.7

Area: 36pi or 113.1

Step-by-step explanation:

C = 2(pi)r

C = 2 * pi * 6

C = 12pi or 37.7

A = (pi)r^2

A = pi * 6^2

A = 36pi or 113.1


Related Questions

Solve for X. assume that lines Which appear tangent are tangent.

Answers

Answer:

x = 4, x = 8

Step-by-step explanation:

(9)

Given 2 secants from an external point to the circle, then

The product of the external part and the whole of one secant is equal to the product of the external part and the whole of the other secant, that is

x(x + 6) = 5(5 + 3)

x² + 6x = 5 × 8 = 40 ( subtract 40 from both sides )

x² + 6x - 40 = 0 ← in standard form

(x + 10)(x - 4) = 0 ← in factored form

Equate each factor to zero and solve for x

x + 10 = 0 ⇒ x = - 10

x - 4 = 0 ⇒ x = 4

x > 0 then x = 4

(11)

Given a secant and a tangent from an external point to the circle, then

The square of the tangent is equal to the product of the external part and the whole of the secant, that is

x(x + 10) = 12²

x² + 10x = 144 ( subtract 144 from both sides )

x² + 10x - 144 = 0 ← in standard form

(x + 18)(x - 8) = 0 ← in factored form

Equate each factor to zero and solve for x

x + 18 = 0 ⇒ x = - 18

x - 8 = 0 ⇒ x = 8

x > 0 then x = 8

PLEASE HELP
5.Two mechanics were working on your car. One can complete the given job
in six hours, but the new guy takes eight hours. They worked together for
the first two hours, but then the first guy left to help another mechanic on
a different job. How long will it take the new guy to finish your car?

Answers

I hope this is right, but I think it should take a remaining six hours for the new guy to fix your car. He worked on it for two hours with the other mechanic, but it still takes him 8 hours total to fix the car. So he still has six more hours to fix your car. Again, I hope this is right.

5: You should (......) before the beginning of each paragraph when you are reading.

answers:

1: history
2: terror
3:apology
4:Pause

Answers

Answer:

4:Pause

Step-by-step explanation:

Before starting the reading of each paragraph you should pause as it does not create misunderstanding between the people also each and every paragraph should be clear to everyone so the chances of doubt would be minimum

Therefore according to the given options the fourth option is correct

Hello!

The answer is pause.

All the other options are nouns, but it's clear that we need a verb.

So, the answer is pause.

Hope it helps! :)

Do ask me if you have any query.

~An excited gal

[tex]MagicalNature[/tex]

Which equation illustrates dividing out a common factor as the first step to solve the equation 2 x + 4 = 6 x + 2 ? A. 2 ( x + 2 ) = 2 ( 3 x + 1 ) B. 2 x 2 + 2 2 = 6 x 2 + 2 2 C. 2 x 2 + 4 = 6 x 2 + 2 D. 2 x + 4 2 = 6 x + 2 2

Answers

Answer:

Step-by-step explanation:

2x + 4 = 6x + 2

Bringing like terms on one side

4 - 2 = 6x - 4x

2 = 2x

2/2 = x

1 = x

Explain why two angles in a triangle cannot measure 80° and 100°.

Answers

because it wont make scenes when its already 180

Choose x = 1.8 or x = 2.4 to tell if either value is a solution to each equation.

Answers

Answer:

The answer should be "Yes, value is a solution to each equation because both equations are being doubled/broken down"

Hope this helped!

<3

53% of students are male and 47% are female.
How many male students are there?
Please help Thanks.❤️

Answers

Answer:

100%

Step-by-step explanation:

53+47=100

grrrr i have no idea what this unit is talking about please help

Answers

Answer:

SSS Triangle Congruence.

In CT the sales TAX on items purchased is 6.35% what would the tax be if you went to CVS and purchased the following items: Toothbrush $4.95, Toothpaste $3.05 and Floss $2.25?

Answers

Answer:$2.65

Step-by-step explanation: enjoy

if candies are sold at 3 pcs for php.2.00.how many candies can melai get if she has php20.00?​

Answers

If you’re saying that 3 pieces costs 2.00 then the answer is 30. 2x10 is the $20.00 so 3x10 = 30 she can buy

Need help with B I’ll name brainless help due today

Answers

Answer:

f(12) = 9

x = 0 when f(x) = 5

Step-by-step explanation:

Which situation is modeled by the graph?
Height
Time

Answers

Answer:23

Step-by-step explanation:

Penny makes 5 liters of applesauce. She saves 0.92 liter for dinner and puts the rest in jars. If each jar holds 0.68 liter, how many jars can she fill? Penny can fill jars.

Answers

01921

Step-by-step explanation:

Richard Hoskins was the leader of a 4-H club with 27 children. When he divided the club into groups of 5 to play a game, how many groups did he have? How many extra children were there?

Answers

Answer:

5 groups

2 extra children

Step-by-step explanation:

The computation of a number of groups and number of extra children is shown below:

Given that

There is 27 children

And, this group would be divided into group 5

So,

As we know that 25 is easily divided by 5

So there are 5 groups

And, the extra children is

= 27 - 25

= 2 chidren

Please help. Look at the triangle below.

Answers

Answer:

See below.

Step-by-step explanation:

Side BC is adjacent to <B and is 11 units long.

Side BA is the hypotenuse and is x units long.

What is the equation of this trend line? Enter your answers by filling in the boxes

Answers

Answer:

-1/2M + 110

Step-by-step explanation:

The slope of the line if the scale is right should be -1/2M as it goes down half the speed. The y intercept is 110.

If it takes 2 cups of sugar for 24 cookies, how many cups of sugar will it take for 72 cookies?

Answers

i think it’s 6 cups

Answer:

6

Step-by-step explanation:

72/24=3

3*2=6

pizzas. kids
3 7
_ _
_ _
_ _
_ _

Answers

Answer:

pizza                 kids

3                          7

6                         14

12                        28

24                       56

48                       112

-----------------------------------------

:)

the answer above is correct. because you basically just have to multiply the number by 2!!

List the steps in order you used to evaluate 6(x-5) when substituting x=8. Can you think of a different way to solve 6(x-5)=18 based on reversing these steps? * 15 Points)​

Answers

So we can do 6(x-5)=18 and then divide 18 by 6 so we take the 6 in the equation and divide that by 6. So then the equation is x-5=3 and then x equals 8

PLZ HELP COME ON I NEED HELP 50 points

Answers

Answer:

9. -6x+10

10. -24x +18y

11. 15y - 10z

12. -8x- 28

13. -7x + 14

14. -24x +12

Step-by-step explanation:

9) -6x+5

10)-24x+18y

11)15y-10z

12)-8x-28

13)-7x+14

14)-24x+12

I think those are the answers since ur using the distributive property

In this diagram, ABAC – AEDF. If the
area of ABAC = 15 in2, what is the
area of AEDF?
D
E
4 in
F
B
5 in
Area = [?] in
Enter a decimal rounded to the tenths,
1

Plz help ive been on this for 2 hours.

Answers

Answer:

48/5in2=9.6in2 ~ 10in2

Couldn’t come up with an answers help ASAP


Answers

the answer is the third one

Add. (3x + 4) + (2x + 4)

Answers

Answer:

5x+8

Step-by-step explanation:

(3x+4) + (2x+4)
Combine like terms : 5x+4
Combine 4 and 4:
5x+8
Answer- 5x+8

all values of x
5 ( x + 10 )^2 − 30 = − 5
Plzzzz

Answers

i got -7. 76 or rounded to -8. If right can you please mark me brainliest?

help pls

. ________.

Answers

Answer:

#8)  x = 12

Step-by-step explanation:

vertical angles are congruent

5x + 10 = 70

5x = 60

x = 12

Just answer don’t explain please fast

Answers

Answer:

87

Step-by-step explanation:

done but not sure though

Can you plz solve 6-8 on this pic you have to find the area for it plz

Answers

Answer:

Figure 3: 28.5 units²

Figure 4: 33 units²

Figure 5: 25 units²

Figure 6: 30 units²

Figure 7: 25 units²

Figure 8: 32 units²

Reasons:

Figure 3 consists of 2 shapes, A rectangle and a square

                  ████████                                           ◣

rectangle: ████████            triangle:               █◣

                   ████████                                          ██◣

rectangle:

to calculate a rectangle's area: multiply the lengths of the width and height:

████████= width  8           █

                                                █    =height 3

                                                █

[tex]area=w(h)[/tex]

now substitute the values of W and H:

[tex]8(3)=24[/tex]

rectangle area = 24

Triangle:

to find the area of a triangle, multiply the width and height and divide by two:

◣ + ◣ = █         0.5 + 0.5 = 1

                                                █    

███=width   3                         █ =height  3

                                                █    

               

[tex]area=\frac{w(h)}{2}[/tex]

now substitute W and H

[tex]area=\frac{3(3)}{2}[/tex]

[tex]area\frac{9}{2}[/tex]

Triangle area: 4.5

Now add the Rectangle Area To the triangle Area:

4.5 + 24 = 28.5

Final answer:

AREA =2 8.5

hope this helps!

please help me solve 3x-2

Answers

Answer:

the answers -6

Step-by-step explanation:

The value of (100%10)*5 is
0
10
50
500​

Answers

Answer:

50

Step-by-step explanation:

the step

100% * 10 =10 as 100% = 1

then mulitply 10 *5 = 50

find the exact value of tan 2x if sin x = -4/5. (Quadrant III)

Answers

Answer:

sin x = -0.8

x = -53.13010235 (used inverse of sin)

tan 2x

tan -106.2602047

= 0.61854704132

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