mZPQR = 56°. What is the measure of ZROQ?
a. 68°
b. 28°
c. 56°
d. 34°

Answer:
A. 68°
Step-by-step explanation:
<PQR = 56°, <PRQ is 90°, <RPQ = 34°
since RPQ is an inscribed angle then the arc RQ = 68°
<ROQ is a central angle which is equal to arc RQ