A rectangular prism measures 12 cm by 6 cm by 5 cm. What is its surface area?
Note
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(12×6 + 12×5 + 6×5) = 324 cm².
A rectangular prism measures 12 cm by 6 cm by 5 cm. What is its surface area?
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(12×6 + 12×5 + 6×5) = 324 cm².