[" 9.The sides of a tround."],[" ground at the rate of "810" per "m^(2)*(sqrt(3)=1.73)" ."]

The sides of the triangular ground are 22 m, 120 m and 122 m. Find the area and cost of leveling the ground at the rate of ₹ 20 per m^(2) .

Write True or False and justify your answer: The cost of levelling the ground in the form of a triangle having the sides 51 m , 37 m and 20 m at the rate of Rs 3 per m^(2) is Rs 918 .

Find the cost of laying grass in a triangular field of sides 50 m , 65 m and 65 m at the rate of rupee 7 per m^(2) .

In the adjoining plot of land , all the adjacent side are at right angles . Find the cost of levelling the ground at the rate of rupees 11.40 per square metre.

Find the cost of laying grass in a triangular field of sides 50 m, 65 m and 65 m at the rate of rupee 7 per m^(2) .

The area of a circular playground is 22,176 m^(2) . Find the cost of facing this ground at the rate of Rs.50 per meter.

The area of a rectangular ground is 120 m^2 and its length is 12 mdot Find the cost of fencing the ground at the rate of Rs. 125 per metre.