Home
Class 10
MATHS
The radius of a semi-circular protactor ...

The radius of a semi-circular protactor is 14 cm. Find its perimeter and area.

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

The diameter of a semi circular protector is 14 cm. Find its perimeter

Area of the square is 8281 cm^(2) . Find its perimeter.

A circle is inscribed in a square. If the radius of circle is 5 cm. Find the perimeter of the square.

The diagonals of a rhombus measure 16 cm and 30 cm. Find its perimeter.

The radius of the base of a closed right circular cylinder is 21 cm and its height is 100 cm. Find the total surface area of the cylinder.

The area of a square is 625 cm . Find the perimeter of the square.

If the area of an equilateral is 36sqrt(3)cm^2 , find its perimeter.

The radius of the base of a cone is 14 cm and its height is 24 cm. find the volume, curved surface area and total surface area of the cone.

The circumference of a circle is 31.4 cm. Find the radius and the area of the circle? (Take pi = 3.14)

MBD-Areas of Plane Figures.-Exercise
  1. A chord of a circle of radius 12 cm subtends an angle of 120^@ at the ...

    Text Solution

    |

  2. In a circle of radius 21 cm, an arc subtends an angle of 60° at the ce...

    Text Solution

    |

  3. The radius of a semi-circular protactor is 14 cm. Find its perimeter a...

    Text Solution

    |

  4. The circumference of a circle is 88 cm. Find the area of the sector, w...

    Text Solution

    |

  5. The perimeter of a sector of a circle of radius 5.8 m is 27.2 m. Find ...

    Text Solution

    |

  6. A chord of a circle of radius 21 cm subtends an angle of 120^@ at the ...

    Text Solution

    |

  7. Find the radius of the circle if length of the arc is 4pi cm and angle...

    Text Solution

    |

  8. A square is made inside the circle. Find the area of that portion of t...

    Text Solution

    |

  9. In the fig. fourth quadrant of a circle is OACB where O is the centre ...

    Text Solution

    |

  10. The length of minute hand clock is 10 cm. Find the area made by minute...

    Text Solution

    |

  11. Two concentric circles have radii 20 cm and 15 cm. Find the area of ri...

    Text Solution

    |

  12. Area of an equilateral triangle is 17300 cm^2. By taking each vertex o...

    Text Solution

    |

  13. Find the perimeter of the circle whose area is 6.16 cm^2.

    Text Solution

    |

  14. Find the area of the circle whose perimeter is equal to the perimeter ...

    Text Solution

    |

  15. When a wire is bent into a square then it covers the area of 121 cm^2....

    Text Solution

    |

  16. A piece of paper is in the form of rectangle ABCD in which AB=18cm,BC=...

    Text Solution

    |

  17. The area covered by two concentric circles is 770 cm^2. The outer radi...

    Text Solution

    |

  18. ABCD is a square of side 4 cm. With every comer as the centre, quadran...

    Text Solution

    |

  19. In the figure, the shaded portion shows the area cleaned by the wiper ...

    Text Solution

    |

  20. A horse is thetered to graze the grass at one comer of a rectangular p...

    Text Solution

    |