A moving truck uses a 15-foot ramp for unloading. When the ramp is fully extended, the distance between the base of the ramp and the back of the truck is 8 feet.Part A: What is the angle of elevation between the ground and the ramp? Round to the nearest tenth of a degree. Show all necessary steps. Part B: How far above the ground is the top of the ramp? Round to the nearest tenth of a foot. Show all necessary steps.

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
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Chapter3: Additional Topics In Trigonometry
Section3.2: Law Of Cosines
Problem 3ECP: In a softball game, a batter hits a ball to dead center field, a distance of 240 feet from home...
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A moving truck uses a 15-foot ramp for unloading. When the ramp is fully extended, the distance between the base of the ramp and the back of the truck is 8 feet.

Part A: What is the angle of elevation between the ground and the ramp? Round to the nearest tenth of a degree. Show all necessary steps. 

Part B: How far above the ground is the top of the ramp? Round to the nearest tenth of a foot. Show all necessary steps. 

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