The area of a circular playground is 22176msq find the cost of fencing this ground at the rate of Rs 50/m
Answers
Answered by
1
You may prefer this pic
Hope its right.....
Hope its right.....
Attachments:
Answered by
5
Area of playground = πr²
22176 = 22/7*r²
r² = 22176*7/22
r² = 7056
r = √7056
r = 84 m
Circumference of playground = 2πr
= 2*22/7*84
= 528 m
Cost of fencing = 528m*Rs.50
= Rs.26400 Ans.
Ans.) The cost of fencing the playground is Rs.26400.
22176 = 22/7*r²
r² = 22176*7/22
r² = 7056
r = √7056
r = 84 m
Circumference of playground = 2πr
= 2*22/7*84
= 528 m
Cost of fencing = 528m*Rs.50
= Rs.26400 Ans.
Ans.) The cost of fencing the playground is Rs.26400.
Similar questions