Question

What is the value of x?

40"
X
55
O A. 85°
O B. 105°
O c. 75°
D. 95°

Answer 1

A. 85°

Explanation:

By interior angle sum theorem of a triangle.

x = 180° - ( 40° + 55°)

x = 180° - 95°

x = 85°

Answer 2

A. 85

Explanation:

Youd do 40+55 and that equals 95 and then since a triangle qdds up to 180 degrees, 180-95=85