use IDEAL to solve the following problems (WORTH 50 POINTS)
15. A standard piece of paper is 8 1/2 in. by 11 in. What is the diagonal length of the piece of paper? Give the answer rounded to the nearest tenth.
16. Garrett's dad is making him help pour a concrete slab for a shed. The pad is a rectangle that has dimensions of 9 1/2 ft by 15 ft. He wants to measure diagonally to make sure the frame is a rectangle. What should the diagonal length of the frames be?