Question

What's the value of x in the figure?

A) 33°

B) 57°

C) 76°

D) 78°

Answer 1

x = 78°

Explanation:

Line q pass through the parallel line of s and r so their alternet interior angles are equal. the alternet interior angles of 135° is 57°+ x so they are equal .

57° + x = 135°

x = 135° - 57°

x = 78°

So the answer is D, 78°