Mathematics, 29.07.2019 17:30 Nenelovezero3446
Two vertical cliffs are on opposite sides of a 90 foot wide river. from point a at the top of the shorter cliff, the angle of elevation of the top of the other cliff(b) is 28 degress and the angle of depression to the bottom is 38 degress. find the height of each cliff ,to the nearest foot
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