Question

The perimeter of a triangle is 40 cm. If the ratio of the length of the sides is 2:3:5, find the length of each side

Answer 1

Let sides are 2x, 3x 5x

2x+3x+5x=40
10x=40
x= 40 /10
x=10

2×10=20[2x = x= 10 so 2(10)]
3×10=30
5×10=50

Sides are 20cm 30 cm 50 cm

Answer 2

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