What is the surface area of a cube with an edge of 7?
Pick an answer
Correct!
Not quite. The correct answer is highlighted.
Correct answer to question 196 (Mathematics Knowledge): 294
Method
A cube has six identical square faces. Each face is 7 x 7 = 49, so the surface area is 6 x 49 = 294. The choice 343 is the volume.
Updated: November 2026