What is the measure of

Answer:
m∠R = 68°
Step-by-step explanation:
Sides PR and PQ are congruent, so this is an isosceles triangle. In an isosceles triangle, the base angles are also congruent.
PR ≅ PQ so ∠Q ≅ ∠R
Congruent angles have equal measures:
m∠Q = m∠R
m∠R = 68°