Question

I’m stuck again on this one

Answer 1

8.7 cm

Explanation:

Since all sides of the given shape are equal, so it is a cube.

So length of the diagonal of cube is give as:

`l(diagonal) = l √(3) \\ \\ = 5 * 1.732 \\ \\ = 8.66 \\ \\ l(diagonal) \approx8.7 \: cm`