SOLUTION: when using a ladder the ladder should be from a 15 angle with the billding how far should a 20 ft ladder be place against the bulding to ensure a 15 angle

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Question 882512: when using a ladder the ladder should be from a 15 angle with the billding how far should a 20 ft ladder be place against the bulding to ensure a 15 angle
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
cos 15 = adj/hyp = x/20
20cos(15) = x , distance from bottom of ladder to the building