3 years ago

Help me I don’t understand how to do this

Mathematics

2 answers:

11Alexandr11 [23.1K]3 years ago

5 0

Answer: 119.28

Step-by-step explanation:

the formula for surface area of a rectangular prism is 2(width×length+height×length+height×width)

in this case, it would be 2×(2.1×8.4+4×8.4+4×2.1)=119.28

Zigmanuir [339]3 years ago

3 0

I think the answer to this question is 29

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