Question

Please help! Urgent!

Examine triangle ABC. (look at picture)

What is the value of x?

A) 37
B) 48
C) 127
D) 138

Answer 1

If you look at my screenshot it will show you the correct answer.

Explanation:

Answer 2

x = 127 degrees

Explanation:

By the external angle of a triangle theorem:-

x + 5 = 79 + m < ACB

m < ACB = 180 - x, so:-

x + 5 = 79 + 180 - x

2x = 79 + 180 - 5 = 254

x = 127 ( answer)