GIVEN:Side of each cube = 4 cmFormula:Total surface area of cube = 6a2Total surface area of cuboid = 2 (LB + bh + HL)Calculation:Total surface area of all three cube = 3 × 6 × 42⇒ Total surface area of all three cube = 18 × 16⇒ Total surface area of all three cube = 288 cm2If all three cube joined end to end, then length of cuboid = 3 × 4 = 12 cmBreadth of cuboid = 4 cmHeight of cubod = 4 cmTotal surface area of cuboid = 2 (12 × 4 + 4 × 4 + 4 × 12)⇒ Total surface area of cuboid = 2 × (48 + 16 + 48)⇒ Total surface area of cuboid = 2 × 112 = 224 cm2∴ Required ratio = 224 : 288 = 7 : 9 "> GIVEN:Side of each cube = 4 cmFormula:Total surface area of cube = 6a2Total surface area of cuboid = 2 (LB + bh + HL)Calculation:Total surface area of all three cube = 3 × 6 × 42⇒ Total surface area of all three cube = 18 × 16⇒ Total surface area of all three cube = 288 cm2If all three cube joined end to end, then length of cuboid = 3 × 4 = 12 cmBreadth of cuboid = 4 cmHeight of cubod = 4 cmTotal surface area of cuboid = 2 (12 × 4 + 4 × 4 + 4 × 12)⇒ Total surface area of cuboid = 2 × (48 + 16 + 48)⇒ Total surface area of cuboid = 2 × 112 = 224 cm2∴ Required ratio = 224 : 288 = 7 : 9 ">
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Three cubes of side 4 cm each are joined end to end to form a cuboid. The surface area of the resulting cuboid and total surface area of the three cubes are in the respective ratio of_____.

General Knowledge General Awareness in General Knowledge 10 months ago

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GIVEN:Side of each cube = 4 cmFormula:Total surface area of cube = 6a2Total surface area of cuboid = 2 (LB + bh + HL)Calculation:Total surface area of all three cube = 3 × 6 × 42⇒ Total surface area of all three cube = 18 × 16⇒ Total surface area of all three cube = 288 cm2If all three cube joined end to end, then length of cuboid = 3 × 4 = 12 cmBreadth of cuboid = 4 cmHeight of cubod = 4 cmTotal surface area of cuboid = 2 (12 × 4 + 4 × 4 + 4 × 12)⇒ Total surface area of cuboid = 2 × (48 + 16 + 48)⇒ Total surface area of cuboid = 2 × 112 = 224 cm2∴ Required ratio = 224 : 288 = 7 : 9
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Posted on 27 Nov 2024, this text provides information on General Knowledge related to General Awareness in General Knowledge. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

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