Asked by Ae
a barn has a gable roof whose rafters are 20 feet long. the width of the barn is 30 feet. find the angle that the rafters make with the horizontal. find the area of one of the gable ends.
Answers
Answered by
Steve
the angle is x, where cos x = 15/20
the area is 15√(20^2-15^2)
the area is 15√(20^2-15^2)
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