Question

If mZQOS = 57, mZPOR = 67, and mZPOQ = 28, what is mZROS?

Answer 1

ROS = 18 ⁰

Explanation:

QOR = POR - POQ

QOR = 67 - 28 = 39

QOS = QOR + ROS

ROS = QOS - QOR

ROS = 57 - 39 = 18