I solved this problem on surface area of cylinders, but I'm not sure if I did it correctly. (The picture is below.) Here's what I wrote:

SA = 2r^2 + 2rh

SA= 2(3.14)(2^2) + 2(3.14)(2)(7)

SA = 113. 04

Please correct me if I made a mistake!!

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

The statements below can be used to prove that the triangles are similar. ? △abc ~ △xyz by the sss similarity theorem. which mathematical statement is missing? ∠b ≅ ∠y ∠b ≅ ∠z