Question

X =

a) 110
b) 145
c) 220

Answer 1

Answer: 110

Explanation:

Answer 2

In the inner arc is x, the outer arc is 360 - x


`70 = (1)/(2) ((360 - x) - x)`


`70 = (1)/(2) (360 -2x)`


`70 = 180 - x`


`x = 180 - 70`


`x = 110 \textdegree`