Question

Find the length of the radius

Answer 1

From pytagorean theorem:
(8 + 7x)^2 + (3x)^2 = (12 + 5x)^2 + (3x)^2
8 + 7x = 12 + 5x, solve for x and find the radius

Answer 2

x=4

Answer 3

No...
8 + 7x = 12 + 5x
7x-5x = 12-8
2x = 4
x = 2, so the radius is...

Answer 4

6

Answer 5

That's right! Do u understant how i got to that equation?

Answer 6

yes and thank you

Answer 7

just analyse the picture i did

Answer 8

No problem ^^