find the altitude of a triangle whose area is 85cm2 and base is 15.2cm
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1/2 X b X h = area of triangle
1/2 X 15.2 X h = 85
h = 85 X 2 / 1 x 15.2
h = 170 X 10 / 152
h = 1700 / 152
h = 11.1... ans..
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