The external length breadth and height of a wooden box open at the top are 10cm, 8 cm and 5 cm respectively. If the total thickness is 1 cm, find the the total surface area
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Answered by
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T.S.A=OUTER S.A + INNER SURFACE AREA+UPPER WOODEN OPEN SURFACE AREA
T.S.A= 492
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Answered by
14
so as we see ,the answer is 452
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