A rectangular prism measures 10 cm by 7 cm by 4 cm. What is its surface area?
Note
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(10×7 + 10×4 + 7×4) = 276 cm².
A rectangular prism measures 10 cm by 7 cm by 4 cm. What is its surface area?
Surface area adds all 6 faces: 2(lw + lh + wh). So 2(10×7 + 10×4 + 7×4) = 276 cm².