metal pipe is 77 cm long the diameter of the cross section is 6 cm and Outer diameter 7 cm find its outer curved surface area its volume
Answers
Answered by
1
Answer:don't know
Step-by-step explanation: studying for exams
Answered by
2
CSA of a cylinder = 2πrh.
h = 77 cm
Outer radius,r= 7 cm.
Outer CSA = 2×22/7×77×7 = 44×77 = 3,388 cm².
Volume = πr²h = 22/7×6×6×77 (inner radius).
V = 22×36×11 = 8,712 cm³
Thank u.
Hope this helps you.
Please mark as brainliest if you think it is so.
@spyder
Similar questions