Juanita is an accident reconstruction expert. She measured a 70-ft chord from the outer rim of the yaw mark on the road surface. The middle ordinate measured 9 ft in length. The drag factor of the road surface was determined to be 1.13.
a. Determine the radius of the yaw mark to the nearest tenth of a foot.
b. Determine the minimum speed that the car was going when the skid occurred to the nearest tenth.