Question

if each edge of a cube is doubled

Answer 1

both surface and volume will increase by 3 times

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Answer 2

If each edge is doubled:

⇒ the edge is increased 2 times

⇒ the area be increased 2² = 4 times

.

If the edge is doubled:

⇒ the edge is increased 2 times

⇒ the volume is increased 2³ = 8 times