2 4
3
Which of the angle pairs can be classified as vertical angles?
O 1 and 22
O 2 and 24
O 3 and 22
O 4 and 21
O 3 and 21

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

Just tell me how to set up the equation.

M. xyz =radians. covert this radian measure to its equivalent measure in degrees.