Question

What is the measure of Angle P Q R?

Triangle P Q R. Angle R is 51 degrees. The lines of sides Q P and R P extend to form exterior angle at P of 74 degrees.
51 degrees
55 degrees
74 degrees

Answer 1

55 degrees is the answer

Answer 2

74

Explanation:

PQR is 74 degrees

Because PQR is a vertical angle with extended QP and RP side. And vertical angles are always equal