Question

A rectangular prism has a width of 10 cm, a height of 3 cm and a depth of 7 cm. What is the surface area of the

Answer 1

Answer:

$242 {cm}^{2}$

Step-by-step explanation:

$a = 2(wl + hl + hw) \\ = 2(10 \times 7 + 3 \times 7 + 3 \times 10) \\ = 242$

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Answer 2

Answer:

242

Step-by-step explanation:

A=2(wl+hl+hw)=2·(10·7+3·7+3·10)=242

correct me if this is wrong