Lily is using wrapping paper to cover a box with dimensions 7 centimeters by 10 centimeters by 5 centimeters. What is the least amount of paper Lily will need to cover the box?

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07-12-2020
Mathematics

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Lily is using wrapping paper to cover a box with dimensions 7 centimeters by 10 centimeters by 5 centimeters. What is the least amount of paper Lily will need to cover the box?

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elliott119 elliott119 · Answer 1 · 2020-12-07T20:19:14+01:00

elliott119 elliott119

07-12-2020

Answer: 310 centimeters square of paper

Explanation: to find the answer you need to know the surface area of the box. So you use the formula SA = 2ab+2bc+2ac
A=7
B=10
C=5
After inputting the values you get:
SA = 2(7)(10) + 2(10)(5) + 2(7)(5)
and after simplifying:
SA = 140+100+70
SA=310

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