Question

3. The length of an edge of a cube is l. Find the formula for the sum
of lengths of all the edges of the cube.​

Answer 1

Answer:

According to question,

Edge length of a cube =l

Hence, cube has 12 edges.

So,sum of length of edges =12l

Hence formula for the sum of edge length =(12× one edge length)

Step-by-step explanation:

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Answer 2

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