What is the surface area of a cylinder with base radius of 3 and height 8?
Either enter an exact answer in terms of π or use 3.14 for π and enter your answer as a decimal. Thank you for the help!!!

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

Is the figure congruent? yes or no?

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.