The side of triangle are respectively 2:3:4 its perimeter is 18 cm, so what will be the area of triangle.
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Step-by-step explanation:
first side = 2x
second side = 3x
third side = 4x
perimeter of triangle = side + side + side
18 = 2x + 3x + 4x
18 = 9x
18/9 = x
x = 6
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