A cube has side length 9 cm. What is its total surface area?
Note
A cube has 6 equal square faces. Each face is 9², so total surface area = 6 × 9² = 486 cm².
A cube has side length 9 cm. What is its total surface area?
A cube has 6 equal square faces. Each face is 9², so total surface area = 6 × 9² = 486 cm².