Cindy2202 Cindy2202

08-04-2017
Mathematics

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A ramp that is 20.0 feet long makes an angle of 12.5 degrees with the ground. What is the perpendicular distance from top of the ramp to the ground?

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Аноним Аноним

08-04-2017

ramp forms a right-angled triangle w ground so that

sin(12.5deg) = perpendicular distance from top of ramp to ground / length of ramp

perpendicular distance from top of ramp to ground = sin (12.5) * 20

= 4.33 feet

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