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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 520. Find the area of a sector of a circle with radius 6 centimeters if the angle of the sector is

. Use .It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 521. To warn ships for underwater rocks, a lighthouse spreads a red colored light over a sector of angle 80 degrees to a distance of 16.5 kilometers. Find the area of the sea over which the ships warned. Use

.It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 522. A thin wire is in the shape of a circle of radius 77 centimeters. It is bent into a square. Find the side of the square. Use

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 523. The radii of two right circular cylinders are in the ratio 3 : 2 and their heights are in the ratio 5 : 3. Find the ratio of their curved surface areas.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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.

M # 524. The external diameter of a cylindrical shaped iron pipe is 25 centimeters and its length is 20 centimeters. If the thickness of the pipe is 1 centimeter, find the total surface area of the pipe. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 525. The total surface area of a right circular cylinder is 1540 square centimeters. If the height is four times the radius of the base, then find the height of the cylinder. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 526. If the circumference of the base of a right circular cylinder is 236 centimeters and its slant height is 12 centimeters, find its curved surface area. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 527. The central angle and radius of a sector of a circular cisc are 180° and 21 centimeters respectively. If the edges of the sector are joined together to make a hollow cone, then find the radius of the cone. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 528. If the curved surface area of a solid sphere is 98.56 square centimeters, then find the radius of the sphere. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 529. Find the volume of a solid cylinder whose radius is 14 centimeters and height 30 centimeters. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 530. Volume of a solid cylinder is 62.37 cubic centimeters. Find the radius if height is 4.5 centimeters. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 531. The radius and height of a cylinder are in the ratio 5 : 7. If its volume is 4400 cubic centimeters, find the radius of the cylinder. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 532. Radius and slant height of a cone are 20 centimeters and 29 centimeters respectively. Find its volume. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 533. Find the volume of the largest right circular cone that can be cut out from a cube whose edge is 14 centimeters. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 534. If the height and base area of a right circular cone are 5 centimeters and 48 centimeters respectively, find the volume of the cone.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 535. The volume and the base area of a right circular cone are

cubic centimeters and square centimeters respectively. Find the height of the cone.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 536. If the radius of a sphere is 2 centimeters, find the surface area of the sphere. (In terms of

)Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 537. If the surface area of a sphere is

square centimeters, find it's radius.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

Hi,

M # 538. If the surface of a sphere is

square centimeters, find the volume of the sphere.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 539. Curved surface area of a solid sphere is 24 square centimeters. If the sphere is divided into two hemispheres, find the total surface area of one of the hemispheres.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

Hi,

M # 540. If the total surface area of a solid sphere is

square centimeters, then find its curved surface area.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

Hi,

M # 541. The radius and height of a right circular cone and that of right circular cylinder are respectively equal. If the volume of the right circular cylinder is 120 cubic centimeters, find the volume of the cone.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

Hi.

M # 542. A right circular cylinder has radius 7 centimeters and height 20 centimeters. Find the curved surface area. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

Hi,

M # 543. A right circular cylinder has radius 7 centimeters and height 20 centimeters. Find the total surface area. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 33,015

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M # 544. The volume of a solid right circular cone is 4928 cubic centimeters.If the height is 24 centimeters, find the radius of the cone. Use

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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