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The lateral surface area (4 side faces) of a cube of edge a is:

Class 8Surface Area of Cuboid and CubeMensuration

A $4 a^{2}$
B $6 a^{2}$
C $2 a^{2}$
D $a^{2}$

Step-by-Step Solution

Lateral surface area excludes top and bottom, leaving 4 faces, each

a^{2}

, so

4 a^{2}

.

Answer: A)

4 a^{2}

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