Find the surface area of this rectangular prism. 15.45 sq cm
11 sq cm
31.98 sq cm
24 sq cm

Can someone me and plz do the problem

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)?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0