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A ramp used to load vehicles on to a truck is 15 feet long. The ramp makes a 35 degree angle with the ground. Find how high the upper end of the ramp is above the ground
We can use the sine here
sin 35 = h / 15 where h is the ramp height
Multiply both sides by 15
15 * sin 35 = h ≈ 8.6 ft