trigonomety

FIND THE HEIGHT OF A TREE,IF 120 FT. FROM ITS BASE THE ANGLE OF ELEVATION OF ITS TOP IS 10 DEGREE 18 MINUTES

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1. well, we have
h/120 = tan 10°18'
h = 21.8 ft

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posted by Steve
2. we have 120 ft and 10 degree 18 minutes.
tan10*18'= height/120ft
height= 22ft

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posted by Rolyn

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