Question

10. The dimensions of a rectangular field are 20 m by 10 m and the perimeter of the
rectangular field is equal to the perimeter of a square field. Find:
(i) Perimeter of the square field (ii) Side of the square field
(iii) Area of the square
field
(iv) The cost of levelling the rectangular field at the rate of 7.50 per m².
​

Answer 1

Answer:

60 m

15 m

225 m^2

Rs. 1687.5

Step-by-step explanation:

Perimeter of rectangle = 2(20+10) = 2*30 = 60

1. Perimeter of sq. = 60m

2. Side of Square = 60/4 =15 m

3. Ar. = 15*15 = 225 m^2

4. 255*7.5 = Rs. 1687.5