Math, asked by alishaiqbal655, 1 month ago

find the side of a cube whose surface area is 400cm²

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deepikakvvk06

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HI there !!

Edge of a cube = a

Lateral Surface Area = 4a² = 400 cm²

4a² = 400 cm²

a² = 400 ÷ 4

a² = 100

a = √100

a = 10cm

Edge of the cube = 10 cm

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