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CBSE Class 9 Answered

surface area n volume formula
Asked by | 02 Mar, 2009, 12:27: AM
answered-by-expert Expert Answer

4 walls +base

the 4 walls have area =2(lh)+2(bh)=2(lh+bh)

floor will have are =lb

So

 floor +4 walls=2(lh+bh)+lb

Same will be even if you have to take 4 walls and roof

But if 4 walls + roof+floor

 then

2lh+2bh+2lb

=2(lb+bh+lh)

Answered by | 02 Mar, 2009, 08:07: AM

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