stuckaf2 stuckaf2

30-03-2017
Mathematics

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A 25ft ladder is leaning against a wall. the ladder reaches the wall 19ft above the ground. What is the angle of elevation of the ladder from the ground?

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UncleTom UncleTom

31-03-2017

sin(x)=19/25;
x=arcsin(19/25)
Answer: arcsin(19/25).

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