The difference between the high and low temperatures on Sunday was at least 35*F. The low temperature on Sunday was -8*F(write and solve an inequality to find T)

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.

What properties allow transformation to be used as a problem solving tool

What’s the answer ? use the picture to see the problem