Question

find the cost of fencing a triangular field with each side 20.5m long at the rate of Rs 30 per metre​

Answer 1

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Sides of feild = 20.5 m

Perimeter = 20.5 + 20.5 + 20.5

= 61.5m

Cost of fencing 1 m= 30

Cost of fencing 61.5 m = 61.5 * 30

= 1845

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Answer 2

Answer:

1845/- Rupees

Step-by-step explanation:

Sides of triangular field=20.5

Perimeter of triangular field =S+S+S

=20.5+20.5+20.5

=61.5m

Cost of fencing a triangular field per metre=30/- Rupees

Cost of fencing a triangular field of 61.5m=61.5*30=1845/- Rupees

Ans_1845/- is the cost for fencing a triangular field of 61.5m

Hope this helps you!