HELP FOR LOVE OF GOD PLEASE THIS HOMEWORK IS GIVING ME BRAINWAVES

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?

Find the area of the surface obtained by rotating the curve z=4e^2y from y = 0 to y =1 about the y-axis. the area is square units

Use the second shift theorem to find the inverse laplace transform of (e^−3s) / (s^2 + 2s − 3)