Answer:
Here
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
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● 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.
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Answers & Comments
Answer:
∴ The Semi perimeter of Triangle is 90 m.
∴ The Area of Triangle is 1537.04 m².
∴ The cost of laying the grass in the triangular field at the rate of Rs 8 per m² is Rs.12296.32.
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
● 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.