The perimeter of a square courtyard is 144 m. Find the cost of cementing it at the rate of 25 per m².
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Answered by
2
Answer:
32400 is the cost of cementing
Step-by-step explanation:
perimeter of square= 4 × side =144m
side = 36m
area = side²
36×36
cost =area × cost per m²
32400 will be the cost
Answered by
2
answer: 32400
Step-by-step explanation:
perimeter of square = 144m = 4a
therefore, area of square = a²
a = 144/4
a = 36
hence, area = 36²
= 1296m²
cost of cementing 1m² = 25₹
therefore, cost of cementing 1296m² = 25 × 1296
= 32400₹
hence, total cost of cementing = 32400₹
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