Y'all can't tell me this dude isn't the coolest teacher you ever had on edgenutiy

Arrange these numbers from least to greatest 3/5 5/7 2/9

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

See attachment below and find the equivalent of tan(∠qsr)