28. Marie wants to wrap a box with the given dimensions. 6 cm 5 cm 9 cm What is the least amount of wrapper she needs? A. 129 cm² B. 135 cm² C. 258 cm² D. 270 cm²

Question

28. Marie wants to wrap a box with the given dimensions. 6 cm 5 cm 9 cm What is the least amount of wrapper she needs? A. 129 cm² B. 135 cm² C. 258 cm² D. 270 cm²​

dapperdazzle · Answer

To find the least amount of wrapper, we calculate the surface area (SA) of a rectangular prism:SA = 2(lw + lh + wh) = 2(6×5 + 6×9 + 5×9) = 2(30 + 54 + 45) = 2(129) = 258 cm²

28. Marie wants to wrap a box with the given dimensions. 6 cm 5 cm 9 cm What is the least amount of wrapper she needs? A. 129 cm² B. 135 cm² C. 258 cm² D. 270 cm²​

Answer (1)

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28. Marie wants to wrap a box with the given dimensions. 6 cm 5 cm 9 cm What is the least amount of wrapper she needs? A. 129 cm² B. 135 cm² C. 258 cm² D. 270 cm²

[Sagot para sa’yo] during this quarter which math lesson is difficult? explain why?