Question

(3) A path of 5 m runs along inside a square park of side 45 m. Find
the area of the path. Also find the cost of cementing it at the rate of
20 per m2​

Answer 1

Step-by-step explanation:

area of path=

area of outside square- area of inside square

(45)^2-(40)^2

2025-1600

425 m^2

cost of cementing 1m^2 = 20

cost of cementing 425m^2= 20× 425

8500