Question

What is the measure of the missing angle?

A. 40

B. 75

C. 35

D. 115​

Answer 1

Missing angle is 115

Answer 2

D) 115

the inside angles of a triangle always (ALWAYS) add up to 180, add 75 and 40. You get 65. Then you know that a straight line means it is 180 degrees so you subtract 65 from 180. you get 115 degrees