Question

Circles Test

Assume that lines that appear tangent are tangent. Find the value of the variables,
208
A. a = 40; b=130; c = 70
B. a = 36; b=140; c = 70
Ca = 20; b=160; C = 90
D. a = 40; b=140; c = 90

Answer 1

`D. a = 40; b=140; c = 90`

Explanation:

`a=2(20)\\\\=40`

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

`b=180-40\\\\=140`

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

`c=90`

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

hope it helps...

have a great day!!