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Find the Area of the Triangular field of sides 55 m, 60 m, and 65 m. Find the cost of laying the grass in the triangular field at the rate of Rs 8 per m2.
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Find the Area of the Triangular field of sides 55 m, 60 m, and 65 m. Find the cost of laying the grass in the triangular field at the rate of Rs 8 per m2.
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Answer:
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Firstly, Finding the semi perimeter of Triangle
∴ The Semi perimeter of Triangle is 90 m.
Now, Finding the area of Triangle by heron's formula
∴ The Area of Triangle is 1537.04 m².
Now, Calculating the cost of laying the grass in the triangular field.
∴ The cost of laying the grass in the triangular field at the rate of Rs 8 per m² is Rs.12296.32.
Formulas of area
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
● Now, first we will find semi perimeter.
● Now, we will find area of triangle field.
● Now, we will find the cost of laying grass in the triangle field.
∴ The cost of laying the grass in the triangular field at the rate of Rs 8 per m² is Rs.12296.32.