Side of a triangle are in the ratio 13: 14: 15: and its perimeter is 84 metre find its area
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Answer:
336
Step-by-step explanation:
13x+14x+15x=84
42x=84
x=2
sides will be 13×2=26
14×2=28
15×2=30
area of triangle
√{s(s-a)(s-b)(s-c)}
where s=(a+b+c)/2
on putting values
√(42×16×14×12)
=336
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