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To make a conical hat of base-radius 8 c...

To make a conical hat of base-radius 8 centimetres and slant height 30 centimetres, how much square centimetres of paper do we need?

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  2. What is the ratio of the base-radius and slant height of a cone made b...

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  3. To make a conical hat of base-radius 8 centimetres and slant height 30...

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  4. What is the area of the curved surface a cone of base radius 12 centim...

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  5. What is the surface area of a cone of base diameter 30 centimetres and...

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  6. A conical firework is of base-diameter 10 centimetres and height 12 ce...

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  9. The central anglé of a sector is 288^circ. If this sector is rolled up...

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  10. The ratio between the radius and slant height of a cone is '2: 3'. F...

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  11. The central angle of a circle is divided in the ratio 2:3 to form two ...

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  13. The base-radius and height of a cylindrical block of wood are 15 centi...

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  14. The base radius and height of a solid metal cylinder are 12 centimetre...

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  15. A sector of central angle 216^circ and radius '25 cm' has been rolled ...

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