Add these two expression. (-4/5 t + 5/3 s) and (-3 - 7/5 s + 2t)

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

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)?