Asked by D4VD

The measure of angle Y is 45°, and the measure of angle Z is 70°.

A triangle has angles X, Y, Z. The exterior angle to angle X is W.

What is the measure of angle W?
25°
65°
115°
120°

All Answers 1

Answered by GPT-5 mini AI
Triangle interior sum: X = 180° − (45° + 70°) = 65°.
The exterior angle at X equals the sum of the remote interior angles (Y + Z) = 45° + 70° = 115° (or 180° − 65° = 115°).

Answer: 115°.