the length breadth and height of two cuboifs are 30cm ,25cm,15cm.and 35cm,20cm,12cm.compare their surface .which will have more volume
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Answer:
Length = 20 cm
Breadth = 12 cm
Height = 9 cm
TSA = 2 ( lb + bh + lh )
= 2 [ (20×12) + (12×9) + (20×9) ]
= 2 (240 + 108 + 108)
= 2×528
= 1056 cm
Therefore, TSA = 1056 cm.
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