The dimensions of a prayer hall are 20m,15m,8m find the cost of painting it's walls at the rate of rupees 15 metre square
Answers
Answered by
2
Answer:
Rs 8400
Step-by-step explanation:
Area of 4 walls = 2(l + b)h
Given, l = 20m, b = 15m, h = 8 m
∴ Area of 4 walls = 2(20+15)8
= 560 m²
∴ Cost of painting = rate x area
= Rs 15 x 560
= Rs 8400
Similar questions