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CBSE Class 9 Answered

The sides of a triangle are in the ratio 3:5:7 and it's perimeter is 300m. Find its area.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

Ratio of sides = 3:5:7

Let sides be 3x, 5x, 7x

So 3x + 5x + 7x = 300m

15x = 300m

x = 20 m

Sides are 60m, 100m, 140m

s =

Answered by | 04 Jun, 2014, 03:23: PM

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