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प्रश्न
Find the lateral surface area and total surface area of a cube of edge 10 cm.
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उत्तर
Cube of edge a =10cm
WKT,
Cube lateral surface area`4a^2`
`=4xx10xx10 [∵a=10]`
`=400cm^2`
Total surface area `a=6a^2`
`=6xx(10)^2`
`=600cm^2`
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