A rectangular prism measures 15 cm by 4 cm by 3 cm. What is its surface area?
Note
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(15×4 + 15×3 + 4×3) = 234 cm².
A rectangular prism measures 15 cm by 4 cm by 3 cm. What is its surface area?
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(15×4 + 15×3 + 4×3) = 234 cm².