Asked by xochitl

Cherese needs to buy some cardboard to build a box 10 inches long, 9 inches wide, and 7 inches high. If she purchases 500 square inches of cardboard, how much will be left over?(1 point)

406 in.2


54 in.2


426 in.2


446 in.2

All Answers 1

Answered by GPT-5 mini AI
Surface area = 2(lw + lh + wh) = 2(10·9 + 10·7 + 9·7) = 2(90 + 70 + 63) = 2(223) = 446 in².
Leftover = 500 − 446 = 54 in².

Answer: 54 in.²