Home
Class 14
MATHS
Four identical coins are placed in a squ...

Four identical coins are placed in a square. For each coin, the ratio of area to circumference is the same as the ratio of circumference to area. The area of the square not covered by the coins is

A

`16(pi-1)`

B

`16(8-pi)`

C

`16(4-pi)`

D

`16(4-(pi)/(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    DISHA PUBLICATION|Exercise Practice Exercises (EXPERT LEVEL)|45 Videos

  • MENSURATION

    DISHA PUBLICATION|Exercise TEST YOURSELF|15 Videos

  • MENSURATION

    DISHA PUBLICATION|Exercise Practice Exercises ( Foundation Level) |70 Videos

  • LOGARITHMS

    DISHA PUBLICATION|Exercise Test Yourself |15 Videos

  • MOCK TEST - 3

    DISHA PUBLICATION|Exercise Multiple Choice Questions|20 Videos

Similar Questions

Explore conceptually related problems

Four identical coins are placed in a square.For each coin,the ratio of area to circumference is the same as the ratio of circumference to area.Find the area of the square that is not covered by the coins

If the ratio of areas of two circles is 4:9, then the ratio of their circumference will be :

If ratio of area of two squares is 1:4 then ratio of its circumference

The areas of two circles are in the ratio 9:4 .The ratio of their circumferences is

A circle is incribed in a square.Find the ratio of area of circle to area of square.

If the ratio of area of the circle and the circumference is 9 : 4 , then circumference of the circle is

Find the ratio of circumference of two circles whose areas are in the ratio of 16:25.

Figure,ABCD is a square of side 2a. Find the ratio between the circumferences and the areas of the incircle and the circum-circle of the square.

The area of a circle is the same as the area of a square. Their perimeters are in the ratio

DISHA PUBLICATION-MENSURATION-Practice Exercises (STANDARD LEVEL)
  1. The figure shows a rectangle ABCD with a semi-circle and a circle insc...

    Text Solution

    |

  2. A cone, a hemisphere and a cylinder stand on equal bases and have the ...

    Text Solution

    |

  3. Four identical coins are placed in a square. For each coin, the ratio ...

    Text Solution

    |

  4. The figure shows a circle of diameter AB and radius 6.5 cm. If chord C...

    Text Solution

    |

  5. The diameter of hollow cone is equal to the diameter of a spherical ba...

    Text Solution

    |

  6. A slab of ice 8 inches in length, 11 inches in breadth and 2 inches th...

    Text Solution

    |

  7. A passage 12 m long, 3m high and 4 m wide has two doors of 2.5 m by 1...

    Text Solution

    |

  8. What is the side of the largest possible regular octagon that can be c...

    Text Solution

    |

  9. If h be the height and alpha the semi vertical angle of a right -circu...

    Text Solution

    |

  10. If length, breadth and height of a cuboid is increased by x%, y% and z...

    Text Solution

    |

  11. Consider a cylinder of height h cm and radius r=(4)/(pi) cm as shown ...

    Text Solution

    |

  12. 4 pipes each of 3 cm diameter are to be replaced by a single pipe disc...

    Text Solution

    |

  13. A sphere is melted and half of the molten liquid is used to form 11 id...

    Text Solution

    |

  14. The greatest possible sphere is turned from a cubical block of wood. I...

    Text Solution

    |

  15. A regular hexagonal prism has its perimeter of base as 600 cm and heig...

    Text Solution

    |

  16. Find the area of an isosceles triangle whose equal sides are 8 cm each...

    Text Solution

    |

  17. In the figure given below, ABCD is a square of side 4 cm. Two quadrant...

    Text Solution

    |

  18. Find the total surface area of a solid right pyramid of its height is ...

    Text Solution

    |

  19. What is the area of a regular hexagon inscribed in a circle of radius ...

    Text Solution

    |

  20. The radius of the incircle of triangle when sides are 18, 24 and 30 cm...

    Text Solution

    |