Home
Class 7
MATHS
If the perimeter of a square is 16 cm, t...

If the perimeter of a square is 16 cm, then its area is 4 `c m^2` (b) `8\ c m^2` `16\ c m^2` (d) `12\ c m^2`

Promotional Banner

Topper's Solved these Questions

  • LINES AND ANGLES

    RD SHARMA|Exercise All Questions|120 Videos

  • MENSURATION-2

    RD SHARMA|Exercise All Questions|83 Videos

Similar Questions

Explore conceptually related problems

If the difference between the circumference and radius of a circle is 37 cm, then its area is (a) 154\ c m^2 (b) 160\ c m^2 (c) 200\ c m^2 (d) 150\ c m^2

If the perimeter of a sector of a circle of radius 6.5 cm is 29 cm, then its area is (a) 58\ c m^2 (b) 52\ c m^2 (c) 25\ c m^2 (d) 56\ c m^2

A rectangle and a parallelogram are drawn between the same parallel lines on a common base of 10 cm. If the perimeter of the rectangle is 36 cm, then the area of the parallelogram is 60 c m^2 (b) 80 c m^2 (c) 81 c m^2 (d) 100 c m^2

If the diagonal of a rectangle is 17 cm and its perimeter is 46 cm, the area of the rectangle is (a) 100 c m^2 (b) 110 c m^2 (c) 120\ c m^2 (d) 240\ c m^2

A piece of wire of length 12 cm is bent to form a square. The area of the square is 36 c m^2 (b) 144 c m^2 9 c m^2 (d) 12 c m^2

The area of a circle is 220\ c m^2 . The area of a square inscribed in it is (a) 49\ c m^2 (b) 70\ c m^2 (c) 140\ c m^2 (d) 150\ c m^2

The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is (a) 1520 m^2 (b) 2420 m^2 (c) 2480 m^2 (d) 2520 m^2

If the diagonal of a square is sqrt(8) metre,then its area is: 8m^(2)( b) 4m^(2)( c) 16m^(2)( d) 6m^(2)

If the area of a square is 225\ m^2, then its perimeter is 15 m (b) 60\ m 225\ m (d) 30\ m

The area of the circle that can be inscribed in a square of side 10 cm is (a) 40pi\ c m^2 (b) 30pi\ c m^2 (c) 100\ pi\ c m^2 (d) 25\ pi\ c m^2

RD SHARMA-MENSURATION-1-All Questions
  1. A wall is 4.5 m long and 3 m high. It has two equal windows, each h...

    Text Solution

    |

  2. If the area of a square is 225\ m^2, then its perimeter is 15 m (b) 60...

    Text Solution

    |

  3. If the perimeter of a square is 16 cm, then its area is 4 c m^2 (b...

    Text Solution

    |

  4. The length of a rectangle is 8 cm and its area is 48 c m^2dot The p...

    Text Solution

    |

  5. The area of a square and that of a square drawn on its diagonal are...

    Text Solution

    |

  6. The length of the diagonal of a square is d units. The area of the squ...

    Text Solution

    |

  7. The ratio of the areas of two squares, one having its diagonal doub...

    Text Solution

    |

  8. If the ratio of the areas of two square is 9:1, then the ratio of thei...

    Text Solution

    |

  9. The ratio of the area of a square of side a and that of an equilate...

    Text Solution

    |

  10. On increasing each side of a square by 25%, the increase in area wil...

    Text Solution

    |

  11. The area of a square is 50 c m^2 . The length of its diagonal is (a)5s...

    Text Solution

    |

  12. Each diagonal of a square is 14 cm. Its area is (a)196\ c m^2 (b) 8...

    Text Solution

    |

  13. The area of a square field is 64\ m^2dot A path of uniform width is la...

    Text Solution

    |

  14. A path 1 m wide is built inside a square park of side 30 m along its s...

    Text Solution

    |

  15. The length and breadth of a rectangle are (3x+4)c m and (4x-13)c mdot ...

    Text Solution

    |

  16. In Fig.38, A B C D\ and\ P Q R C are square such that A D=22\ c m\ a ...

    Text Solution

    |

  17. The length and breadth of a rectangle are (3x+4)c m and (4x-13)c m res...

    Text Solution

    |

  18. If the length of a diagonal of a rectangle of length 16 cm is 20 cm,...

    Text Solution

    |

  19. The area of a rectangle 144 cm long is same as that of a square of s...

    Text Solution

    |

  20. The length and breadth of a rectangular field are in the ratio 5:3\ ...

    Text Solution

    |