Math, asked by deep10sun, 11 months ago

The perimeter of the floor of the hall is 250m.If the height is 4m. Find the cost of painting the 4 walls at the rate of Rs.12 per square meter

Answers

Answered by Anonymous
11

Answer:

₹ 12000

Step-by-step explanation:

Given : Perimeter of the floor = 250 m

2(l + b) = 250 m

where, l = length, b = breadth

Height, h = 4 m

Now,

Lateral Surface Area of room = 2(l + b)h

= 250 × 4 = 1000 m²

Cost of 1 m² = ₹ 12 (given)

Cost of 1000 m² = ₹ 12 × 10³

= ₹ 12000

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