Question

the trunk of a tree is cylendrical and its cricumfrence is 154cm . if the length of the trunk is 5m. find the total surface area of trunk?
$help \: please \: solve$
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Answer 1

Answer:

C=154cm

H=5m=500cm

2πr=C=154

r=24.5

T.S.A=2πr(r+H)

=154(524.5)

=80773cm

OR

=807.73m