Question

The diagonal of a cube measures 173.2 cm. Find its side in m and the total surface area in m square

Answer 1

Answer:

57.73

Step-by-step explanation:

$d = \sqrt{3l {}^{2} } \\ d {}^{2} = 9l {}^{2} \\ 173.2 {}^{2} = 9l ^{2} \\ l = 57.73$