exercise 13.1 class ix questions no 1
ppoojakewat200:
hmm
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Answer:
lenght of a box -1.5 m
breath 1.25
depth(h)-0.65
box is open at top
sheet required
2lh+2bh+lb
={1.95+1.625+1.875}m square2=5.45m2
this is question no 1 (I)
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