A cube has side length 12 cm. What is its total surface area?
Note
A cube has 6 equal square faces. One face is 12 × 12 = 144 cm², so total surface area is 6 × 144 = 864 cm².
A cube has side length 12 cm. What is its total surface area?
A cube has 6 equal square faces. One face is 12 × 12 = 144 cm², so total surface area is 6 × 144 = 864 cm².