Mathematics

Problem

A triangular plot of land has sides

13\,\text{m},\;14\,\text{m}

and

15\,\text{m}

. If grass is to be planted on the entire plot at the rate of Rs. 30 per square metre, what will be the total cost? a) Rs. 2460 b) Rs. 2520 c) Rs. 2730 d) Rs. 2380

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