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- Fix the shape.
- Choose the matching formula.
- Substitute values with units.
Correct Answer: B
Correct Answer: B
Method / Topic: Mensuration
The answer uses the formula that matches the figure and target quantity.
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Correct Answer: B
Method / Topic: Mensuration
Use total surface area=2πr(h+r). Substituting radius 7 cm and height 10 cm gives 748 cm².
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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 cylinder with radius 7 cm and height 10 cm. Use π=22/7.
Explanation
Correct Answer: B
Method / Topic: Mensuration
The answer uses the formula that matches the figure and target quantity.
Short Explanation
Detailed Explanation
Correct Answer: B
Method / Topic: Mensuration
Use total surface area=2πr(h+r). Substituting radius 7 cm and height 10 cm gives 748 cm².
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