find the curved surface area
of a cylinder and total surface area,the diameter of whose
base 7 cm and height is 60cm
Answers
Answered by
0
Total surface area of cylinder = 2πr(h+r)
Curved surface area of cylinder = 2πrh
Answered by
1
Step-by-step explanation:
given : diameter = 7cm
so radius =7/2=3.5cm
And height = 60cm
curved surface area of cylinder
=2πrh
=2*22/7*3.5*60 cm sq.
=1320 cm sq.
Now,
total surface area of cylinder
=2πr(r+h)
=2*22/7*3.5*(3.5+60)
=2*22/7*3.5*63.5
=277.2cm sq
Similar questions