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- Fix the shape.
- Choose the matching formula.
- Substitute values with units.
Correct Answer: D
Correct Answer: D
Method / Topic: Mensuration
The answer uses the formula that matches the figure and target quantity.
Short Explanation
Detailed Explanation
Correct Answer: D
Method / Topic: Mensuration
<table cellspacing="0" style="border-collapse:collapse; height:20px; width:85px">
<tbody>
<tr>
<td style="background-color:#c0e6f5; border-bottom:1px solid #44b3e1; border-left:none; border-right:none; border-top:1px solid #44b3e1; height:20px; vertical-align:top; white-space:normal; width:85px"><span style="color:#000000">A cube has six equal square faces. Area of one face=6²=36 cm². Total surface area=6×36=216 cm². Do not confuse this with volume, which would be 6³=216 cm³ with cubic units. The calculation is checked against the conditions in the
. A useful final check is to substitute the
s involving signs, denominators, amount versus interest, and distance versus speed.</span></td>
</tr>
</tbody>
</table>
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Learn + Solve: Shortcut, Trap & Fast Route Click to view shortcut, steps, and common mistake
Shortcut used, common trap, and the fastest solving route
- Fix the shape.
- Choose the matching formula.
- Substitute values with units.
Find the total surface area of a cube with edge 6 cm.
Explanation
Correct Answer: D
Method / Topic: Mensuration
The answer uses the formula that matches the figure and target quantity.
Short Explanation
Detailed Explanation
Correct Answer: D
Method / Topic: Mensuration
<table cellspacing="0" style="border-collapse:collapse; height:20px; width:85px">
<tbody>
<tr>
<td style="background-color:#c0e6f5; border-bottom:1px solid #44b3e1; border-left:none; border-right:none; border-top:1px solid #44b3e1; height:20px; vertical-align:top; white-space:normal; width:85px"><span style="color:#000000">A cube has six equal square faces. Area of one face=6²=36 cm². Total surface area=6×36=216 cm². Do not confuse this with volume, which would be 6³=216 cm³ with cubic units. The calculation is checked against the conditions in the
. A useful final check is to substitute the
s involving signs, denominators, amount versus interest, and distance versus speed.</span></td>
</tr>
</tbody>
</table>
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