Home
Class 10
MATHS
A copper wire, when bent in the form of ...

A copper wire, when bent in the form of a square, encloses an area of 484 `c m^2dot` If the same wire is bent in the form of a circle, find the area enclosed by it. (Use `pi=(22)/7)dot\ `

Promotional Banner

Topper's Solved these Questions

  • ARITHMETIC PROGRESSIONS

    RD SHARMA ENGLISH|Exercise All Questions|329 Videos

Similar Questions

Explore conceptually related problems

A steel wire when bent in the form of a square encloses an area of 121 \ c m^2 . If the same wire is bent in the form of a circle, find the area of the circle.

A steel wire when bent in the form of a square encloses an area of 121\ c m^2 . If the same wire is bent in the form of a circle, find the area of the circle.

A wire, when bent in the form of a square, encloses an area of 196 cm^(2) . If the same wire is bent to form a circle, find the area of the circle.

A metal wire, when bent in the form of an equilateral triangle of largest area, enclosed an area of 484sqrt(3) cm^(2) . If the same wire is bent into the form of a circle of largest area, find the area of circle.

A metal wire, when bent in the form of an equilateral triangle of largest area, encloses an area of 484sqrt(3) cm^(2) . If the same wire is bent into the form of a circle of largest area, find the area of this circle.

A wire when bent in the form of a square encloses an area of 484 m^(2) . Find the largest area enclosed by the same wire when bent to form : a rectangle of breadth 16 m.

A wire when bent in the form of a square encloses an area of 484 m^(2) . Find the largest area enclosed by the same wire when bent to form : an equilateral triangle.

A wire when bent in the form of square , encloses an area of 146 . 41 cm^(2) . If this wire is straightened and then bent to form a circle , what will be the area of the circle so formed ?

A wire, when bent in the form of a square, encloses an area of 484 cm^(2) . Find : (i) one side of the square (ii) length of the wire (iii) the largest area enclosed, if the same wire is bent to form a circle.

A wire when bent in the form of a square encloses an area = 576 cm^(2) . Find the largest area enclosed by the same wire when bent to form: an equilateral triangle

RD SHARMA ENGLISH-AREAS RELATED TO CIRCLES-All Questions
  1. From each of the two opposite corners of a square of side 8cm, a qu...

    Text Solution

    |

  2. The diagram shown two arcs, A and B. Arc A is part of the circle with ...

    Text Solution

    |

  3. A copper wire, when bent in the form of a square, encloses an area ...

    Text Solution

    |

  4. The inner circumference if a circular track is 220m. The track is 7m ...

    Text Solution

    |

  5. A boy is cycling such that the wheels of the cycle are making 140 r...

    Text Solution

    |

  6. The diameter of the driving wheel of a bus is 140cm. How many revol...

    Text Solution

    |

  7. Find the area of a quadrant of a circle whose circumference is 22 c...

    Text Solution

    |

  8. If the perimeter of a semi-circular protractor is 108cm, find the d...

    Text Solution

    |

  9. Two circles touch externally. The sum of their areas is 130pi sq. cm ...

    Text Solution

    |

  10. In a circle of radius 6 cm, a chord of length 10 cm makes an angle ...

    Text Solution

    |

  11. Figure shows a sector of a circle of radius r containing an angle thet...

    Text Solution

    |

  12. If he equation x^3+a x^2+b x+216=0 has three real roots in G.P., then ...

    Text Solution

    |

  13. A sector of 56^@ cut out from a circle contains area 4. 4 c m^(2). Fin...

    Text Solution

    |

  14. A horse is tied to a pole with 28 m long string. Find the area wher...

    Text Solution

    |

  15. If a square is inscribed in a circle, what is the ratio of the area...

    Text Solution

    |

  16. The length of the minute hand of a clock is 14 cm. Find the area swept...

    Text Solution

    |

  17. In a circle of radius 21cm, an arc subtends an angle of 60^0 at the ce...

    Text Solution

    |

  18. In an equilateral triangle of side 24cm, a circle is inscribed touchin...

    Text Solution

    |

  19. An athletic track 14 m wide consists of two straight sections 120 m lo...

    Text Solution

    |

  20. The area of an equilateral triangle is 49sqrt(3)c m^2 . Taking each an...

    Text Solution

    |