a match box is opened at both its end sides find the area of paper used to make if its length breadth and height at 5m 3.5m and 1.5m respectively
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Given that l=20cm, b=12cm, h=9cm
∴T.S.A=2(lb+bh+lh)
=2[(20×12)+(12×9)+(20×9)]
=2(240+108+180)
=2×528
∴T.S.A=1056cm
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