Question

HELP!!! Solve for X

Answer 1

9514 1404 393

Answer:

8

Explanation:

The external angle is half the difference of the intercepted arcs.

(2x +7) = (1/2)(78 -32)

2x +7 = 23 . . . . . simplify

2x = 16 . . . . . . . . subtract 7

x = 8 . . . . . . . . . . divide by 2