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matrenka [14]
3 years ago
5

Here is a circle and a scaled copy of the circle with a scale factor of `2`.

Mathematics
1 answer:
3241004551 [841]3 years ago
5 0

Answer:

  • So we know that C= 2×pi×r
  • Say the r of the first circle is 1 then C= 2pi
  • Now its dilated by a scale factor of 2 so the r=2, so the C=4pi
  • We notice <em>the</em><em> </em><em>circumference</em><em> </em><em>doubles</em><em>.</em>
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I need 18 please <br><br> ???
dolphi86 [110]

Omg at school recently we learned the exact same thing.

(x-8)+4x=7x-16

5x-8=7x-16

-5x    -5x

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-8=2x-16

+16    +16

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8=2x

4=x

7(4)-16

The answer is 12*

4 0
3 years ago
Hank put $10,000 in an account for 10 years. The account earned 2.5% interest. How much interest had been earned by the end of t
NeX [460]

Answer:

A = P ( 1+ i )^n

A = 10,000(1+0.025)^10

= 10,000(1.025)^10

= $12,800.84

Step-by-step explanation:

A = future amount

i = interest rate

n = number of years

P = Present value

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4 0
3 years ago
True or False:
Lostsunrise [7]
The answer is true to all of them.
8 0
3 years ago
Read 2 more answers
List all the composit numbers between 1-10
torisob [31]
The answer is 4, 6, 8, 9, and 10. The following numbers (1, 2, 3, 5, and 7) are prime numbers.
6 0
3 years ago
Please help! I know its either B or D but im not sure how to tell
DENIUS [597]

Answer:

D.

Step-by-step explanation:

To find the equation of g(x), we can substitute the point into each of the equations.

A. g(x) = (1/4x)^2

1 = (1/4 * 2)^2

1 = (1/2)^2

1 = 1/4

This statement is false, so this is not the equation.

B. g(x) = 1/2 * x^2

1 = 1/2 * (2)^2

1 = 1/2 * 4

1 = 2

This statement is false, so this is not the equation.

C. g(x) = 2x^2

1 = 2 * 2^2

1 = 2 * 4

1 = 8

This statement is false, so this is not the equation.

D. g(x) = (1/2x)^2.

1 = (1/2 * 2)^2

1 = 1^2

1 = 1

This statement is true, so this is your answer.

Hope this helps!

6 0
3 years ago
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