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A triangular park ABC has side …

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A triangular park ABC has side 120m, 80m, 50m. Find the area. find the cost of fencing it with barbed wire at the rate Rs.20 per.metre leaving space 3m wide for gate on one side

Posted by Ritika Tyagi 5 years, 11 months ago

CBSE > Class 10 > Mathematics

3 answers

Devesh Kumar 5 years, 11 months ago

And after ar×₹20per.metre

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Devesh Kumar 5 years, 11 months ago

If it is right triangle, then put ar=1/2×base×hight. But if it is not a right triangle then put ar=√s(s-a) (s-b) (s-c) for s=(a+b+c) ÷2

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Devesh Kumar 5 years, 11 months ago

It is right triangle ?

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