Question

find the total surface area of one side opened cylindrical drum if its diameter is 50 cm and height is 45 CM​

Answer 1

Answer:

Diameter of cylindrical drum = 50 cm

Radius of drum = 50÷2 = 25cm

Height of drum = 45 cm

Total surface area of drum =2πrh+2πr^2

=2×22/7×25×45+2×22/7×25×25

=11000cm^2

Answer 2

Step-by-step explanation:

i hope this will be help you.......