Question

THE DIAMETER OF THE BASE OF A CYLINDRICAL PILLAR IS 40CM AND THE HEIGHT IS 3CM .FIND THE COST OF WHITEWASHING ITS CURVED SURFACE AREA AT THE RATE OF ₹6.50 PER SQUARE CENTIMETER. GUYS THIS. IS. DIFFICULT QUEATION TELL THE ANSWER FASt​

Answer 1

Answer:

2449.2 rupees

Explanation:

csa=2*pi*r*h

csa=2*3.14*20*3

and again multiply it with 6.50 per sq cm and u get 2449.2