2 years ago

A cube has a surface area of 216 square inches. what is the edge length of the cube?

Mathematics

1 answer:

Aleksandr [31]2 years ago

5 0

Answer:

6 inches

Step-by-step explanation:

For an edge length of s, the six square faces of the cube add to an area of ...

cube area = 6s²

Filling in the given information and solving for s, we get

216 = 6s²

36 = s² . . . . . divide by 6

√36 = s = 6 . . . . take the square root

The edge length is 6 inches.

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A cube has a surface area of 216 square inches. what is the edge length of the cube?​

A cube has a surface area of 216 square inches. what is the edge length of the cube?