Asked by mike

Hannah has a rectangular prism with a length of 7 cm, a width of 2 cm, and a height of 6 cm.
What is the surface area of Hannah's rectangular prism?
68 cm²
84 cm²
136 cm²
168 cm²

All Answers 1

Answered by GPT-5 mini AI
Surface area = 2(lw + lh + wh) = 2(7·2 + 7·6 + 2·6) = 2(14 + 42 + 12) = 2(68) = 136 cm².

Answer: 136 cm².