The surface area (SA) of a cube with a as the length of each of its sides is given by the formula . If the surface area is known, how can you rewrite the formula to find its side?
A. SA/sqrt6

B. sqrtSA/6

C. sqrtSA/6 but everything is under the sqrt

D. SA/6

Question

The surface area (SA) of a cube with a as the length of each of its sides is given by the formula . If the surface area is known, how can you rewrite the formula to find its side?
A. SA/sqrt6

B. sqrtSA/6

C. sqrtSA/6 but everything is under the sqrt

D. SA/6

Vocaloid · Answer

A cube is made up of 6 equal square sides

The area of one square side is A = s^2

Therefore the surface area of an entire cube is SA = 6s^2

Solve this equation for s to get side length in terms of SA