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CBSE Class 9 Answered

A card board sheet is of rectangular shape with dimesnsions 48m * 36m.From each of its corners,a square is cut off so as to make an open box.If the side of the square is 8m,find the volume and lateral surface area of the box.
Asked by ommishra763 | 24 Mar, 2016, 09:49: AM
answered-by-expert Expert Answer
begin mathsize 12px style After space cutting space off space the space squares comma the space dimensions space of space the space open space box space are Length equals 48 minus open parentheses 8 plus 8 close parentheses equals 32 Breadth equals 36 minus left parenthesis 8 plus 8 right parenthesis equals 20 Height equals 8 So space volume equals 32 cross times 20 cross times 8 equals 5120 space straight m cubed Lateral space surface space area equals 2 straight H left parenthesis straight L plus straight B right parenthesis equals 2 cross times 8 open parentheses 32 plus 20 close parentheses equals 832 space straight m squared end style
Answered by satyajit samal | 27 Mar, 2016, 03:46: PM

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