Question

in a triangle the height is double and base and the area is 400cm2.find the length of the base and height​

Answer 1

Area of a triangle= 21 ×base×heightLet, base=x cm, then height=2x cmSo, 400cm 2 =1/2×(x)×(2x)⟹x 2 = 2400×2 =400cm⟹x=20cmSo,base=20cm;height=40

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