Home
Class 14
MATHS
If radius of a circle is increased by 5%...

If radius of a circle is increased by 5%, then the increase in its area is?
यदि किसी वृत्त की त्रिज्या 5% बढ जाती है, तो इसके क्षेत्रफल में कितने प्रतिशत की वृद्धि हो जाती हे?

A

`10.25%`

B

`10%`

C

`5.75%`

D

`5%`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    KIRAN PUBLICATION|Exercise TYPE - IV|169 Videos

  • MENSURATION

    KIRAN PUBLICATION|Exercise TYPE - V|304 Videos

  • MENSURATION

    KIRAN PUBLICATION|Exercise TYPE -II|386 Videos

  • LCM AND HCF

    KIRAN PUBLICATION|Exercise Test Yourself |18 Videos

  • MISCELLANEOUS

    KIRAN PUBLICATION|Exercise TYPE-VI|15 Videos

Similar Questions

Explore conceptually related problems

If each edge of a cube is increased by 10%, then the percentage increase in its surface area is: यदि किसी घन के प्रत्येक किनारे को 10% बढ़ा दिया जाता है, तो इसके पृष्ठ क्षेत्रफल में कितने प्रतिशत की वृद्धि होगी?

If radius of a circle is decreased by 11%, then the total decrease in the area of the circle is given as: यदि किसी वृत्त की त्रिज्या 11% कम कर दी जाए, तो वृत्त के क्षेत्रफल में कितने प्रतिशत की कमी होगी ?

If each side of a square is decreased by 17%, then by what percentage does its area decrease? यदि किसी वर्ग का प्रत्येक भुजा को 17% घटाया जाता है, तो उसके क्षेत्रफल में कितने प्रतिशत की कमी आती है?

If each side of a rectangle is decreased by 11%, then the area will decrease by: यदि आयत की प्रत्येक भुजा में 11% की कमी होती है, तो क्षेत्रफल में कितनी कमी आएगी?

If each side of a rectangle is increased by 13%, then its area will increase by : यदि किसी आयत की प्रत्येक भुजा को 13% से बढ़ा दिया जाए, तो इसका क्षेत्रफल कितना बढ़ जाएगा ?

The radius of a cylinder is increased by 150% and its height is increased by 50%. What is the percentage increase in its volume? एक बेलन की त्रिज्या 150% बढ़ा दी जाती है और इसकी ऊंचाई में 50% की वृद्धि कर दी जाती है | इसके आयतन में कितने प्रतिशत की वृद्धि होगी ?

The radius of a cylinder is increased by 60% and height is decreased by 20%, what is percentage increase in it’s volume? एक बेलन की त्रिज्या 60% बढ़ा दी जाती है और ऊंचाई 20% कम कर दी जाती है | इसके आयतन में कितने प्रतिशत की वृद्धि होगी ?

The radius of a sphere is increased by 140%. By what percent is the volume increased? एक गोले की त्रिज्या 140% बढ़ा दी जाती है। आयतन कितने प्रतिशत बढ़ेगा ?

If the radius of a right circular cylinder is decreased by 10% and height is increased by 20%, then the percentage increase/ decrease in its volume is: यदि एक लम्ब वृत्तीय बेलन की त्रिज्या 10% कम कर दी जाए तथा ऊंचाई 20% बढ़ा दी जाए, तो इसके आयतन में कितने प्रतिशत की वृद्धि या कमी होगी ?

KIRAN PUBLICATION-MENSURATION-TYPE - III
  1. The floor of a corridor is 100 m long and 3m wide. Cost of covering th...

    Text Solution

    |

  2. Three sides of a triangular field are of length 15m, 20m and 25m long,...

    Text Solution

    |

  3. The radius of a circular wheel is 1.75 m. The number of revolutions it...

    Text Solution

    |

  4. A playground is in the shape of a rectangle. A sum of Rs. 1,000 was sp...

    Text Solution

    |

  5. If the side of a square is doubled, then the area of the square

    Text Solution

    |

  6. If radius of a circle is increased by 5%, then the increase in its are...

    Text Solution

    |

  7. If the radius of a circle is decreased by 10%, then the area of the ci...

    Text Solution

    |

  8. The outer circumference of a circular race-track is 528 metre. The tra...

    Text Solution

    |

  9. If the area of a square is increased by 44%, retaining its sape as squ...

    Text Solution

    |

  10. What will be the percentage increase in the area of a square when each...

    Text Solution

    |

  11. If the length and breadth of a rectangle are increased by 10 % and 8 %...

    Text Solution

    |

  12. Each side of a sqaure is increased by 10%. The percentage increase in ...

    Text Solution

    |

  13. One of the diagonals of a rhombus is 70% of the other diagonal. What i...

    Text Solution

    |

  14. If the length of a rectangle is decreased by 20% and breadth is decrea...

    Text Solution

    |

  15. If length of a rectangle is increased by 10% and breadth is increased ...

    Text Solution

    |

  16. If the base of triangle is increased by 10% and height is decreased by...

    Text Solution

    |

  17. If the length of a rectangle is increased by 20% and breadth is increa...

    Text Solution

    |

  18. If the length of a rectangle is increased by 50%, by how much per cent...

    Text Solution

    |

  19. If length and breadth of a rectangle are increased by 15% and 20% resp...

    Text Solution

    |

  20. The original width of a rectangular box is 20 cm. The box was made in ...

    Text Solution

    |