Question

A triangle shaped land has the sides in the the ratio 3:5:7, if it's perimeter is 300 Meter, I what Will be the area of the Land?
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Answer 1

Step-by-step explanation:

let 3 sides are 3x,5x,7x

$3x + 5x + 7x = 300 \\ 15x = 300 \\ x = 20 \\ so \: the \: sides \: are \: 60cm \: 100cm \: and140cm \\ area = \sqrt{150 (150 - 60)(150 - 100)(150 - 140} cm2$

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Answer 2

Answer:

Step-by-step explanation:

Here