Question

Find the value of x
x=

Answer 1

9514 1404 393

Answer:

x = 65

Explanation:

The sum of exterior angles of a polygon is 360°.

40 + x + 77 + 2x + 45 = 360

3x + 165 = 360 . . . . simplify

x + 55 = 120 . . . . . . divide by 3

x = 65 . . . . . . . . . . . subtract 55