What is the cost of painting a circular wall whose radius is 6.3 m and cost of Painting is RS 250
per m² ?
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Step-by-step explanation:
Given, Radius of circular wall (R) = 6.3 m
Cost of painting ( in ₹ ) = ₹ 250 per m²
Area of circular wall = πR²
= 22/7 * 6.3 * 6.3 = 22 * 0.9 * 6.3
= 19.8 * 6.3 = 124.74 m²
Therefore, Cost of painting the wall (in ₹)
= ₹ 31185
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