A rectangular prism measures 20 cm by 5 cm by 2 cm. What is its surface area?
Note
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(20×5 + 20×2 + 5×2) = 300 cm².
A rectangular prism measures 20 cm by 5 cm by 2 cm. What is its surface area?
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(20×5 + 20×2 + 5×2) = 300 cm².