Question

find the cost of painting cylinder whose radius 14cm height 28cm per cost of ruppees 20/m^2

Answer 1

Answer:

24640

Step-by-step explanation:

TSA of Cylinder =

$2 \times \pi \times r \times h$

= 2 × (22/7) × 7 ( Diameter = 14 , So Radius = 14/2=7) × 28

=1232 m^2

1232 × 20 = 24640 ₹