Question

The perimeter of a square courtyard is 144m. Find the cost of cementing it at a rate of $5 per m

Answer 1

hello..❤️

Perimeter of square :- 4 × side

144m = 4 × side

side = 144 ÷ 4

side = 36m

Now,

Cost of cementing 1 m = $5

So, cost of cementing 144m = 144m × $5

= $720

HOPE IT HELPS DEAR