Question

rahul is constructing his house he wants a hall of dimensions 20m of 15m such that it has a border of black granite 0.5m wide on all four sides and a black granite Circle in the middle of radius 1.4m calculate the cost of granite used at ₹1200 per square metre

Answer 1

Step-by-step explanation:

length into the border of the black granite and the radius of made up of the black granite is equals to the cost of granite used at rupees 1200 per square metre