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✔✔ Answer ✔✔
⭕ Given ✒ For box A ✒
Each side = 21cm
❣ Total surface area ✏ 6(side)²
✏ 6(21)²
✏ 6(441)
✏ 2646 cm²
⭕ Given ✒ For box B ✒
Dimension = 16cm, 32cm, 8cm
❣ Total surface area ✏ 2(lb + bh + hl)
✏ 2(32 ×8 + 8 × 16 + 16 × 32)
✏ 2(256 + 128 + 512)
✏ 2(896)
✏ 1792 cm²
_______________
Therefore Box A will require more material to be made by ✒
⏺ TSA of Box A - TSA of Box B
⏺ 2646cm² - 1792cm²
⏺ 854cm²
⭕ Given ✒ For box A ✒
Each side = 21cm
❣ Total surface area ✏ 6(side)²
✏ 6(21)²
✏ 6(441)
✏ 2646 cm²
⭕ Given ✒ For box B ✒
Dimension = 16cm, 32cm, 8cm
❣ Total surface area ✏ 2(lb + bh + hl)
✏ 2(32 ×8 + 8 × 16 + 16 × 32)
✏ 2(256 + 128 + 512)
✏ 2(896)
✏ 1792 cm²
_______________
Therefore Box A will require more material to be made by ✒
⏺ TSA of Box A - TSA of Box B
⏺ 2646cm² - 1792cm²
⏺ 854cm²
mihir11406:
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