Hello answer is "n is more than 9" !
Answer:
surface area is 39
Step-by-step explanation:
add the areas of each geometric figure making up the composite 3D figure.
first 3D figure
2+2+6+6
=16---eq 1
from third 3D figure
4+4+10+5
= 23
from 1 and 2
16+23
= 39
may be!! I'm not sure bout this answer
Answer:
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Step-by-step explanation:
The TSA of the cylinder

In Mathematics, 'is' is =
Twice means 2( )
Product means ×
So we have

as the answer.