Home
Class 7
MATHS
Find the area of a right angled triangle...

Find the area of a right angled triangle whose sides containing the right angle are of lengths 20.8 m and 14.7 m.

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • LINES AND ANGLES

    RD SHARMA ENGLISH|Exercise All Questions|117 Videos
  • MENSURATION-2

    RD SHARMA ENGLISH|Exercise All Questions|83 Videos

Similar Questions

Explore conceptually related problems

If A be the area of a right triangle and b one of the sides containing the right angle, prove that the length of the altitude on the hypotenuse is (2A B)/(sqrt(b^4+4A^2))

The area of a triangle, whose base and the corresponding altitude are 15 cm and 7 cm, is equal to area of a right triangle whose one of the sides containing the right angle is 10.5 cm. Find the other side of this triangle.

A rectangular field is 48 m long and 20 m wide. How many right triangular flower beds, whose sides containing the right angle measure 12 m and 5 m can be laid in this field?

Given a right angled triangleABC . The lengths of the sides containing the right angle are 6 cm and 8 cm. A circule is inscribed in triangleABC . Find th radius of the circle.

A right angled triangle of which the sides containing the right angle are 6.3 cm and 10cm in length, is made to turn round on the longer side. Find the volume of the solid, thus generated. Also, find its curved surface area.

Find the area of a right triangle with hypotenuse of 10 and side of 8

If the sides of a right angled triangle are in A.P then the sines of the acute angles are

Find the area of a right triangle whose hypotenuse is 26 cm long and one of the sides containing the right angle measures 10 cm .

Find the area of a triangle whose sides are 13 c m ,14c m ,15cm

Find the area of a triangle whose sides are 13 c m ,14c m ,15cm

RD SHARMA ENGLISH-MENSURATION-1-All Questions
  1. Find the altitude of a triangle whose area is 42 c m^2 and base is ...

    Text Solution

    |

  2. The area of a triangle is 50 c m^2 If the altitude is 8 cm, what is it...

    Text Solution

    |

  3. Find the area of a right angled triangle whose sides containing the...

    Text Solution

    |

  4. The area of a triangle, whose base and the corresponding altitude a...

    Text Solution

    |

  5. A rectangular field is 48 m long and 20 m wide. How many right tria...

    Text Solution

    |

  6. In Figure, A B C D is a quadrilateral in which diagonal\ A C=84\ c m ;...

    Text Solution

    |

  7. Find the area of the quadrilateral A B C D given in Figure. The diagon...

    Text Solution

    |

  8. In Fig 31, A B C D is a rectangle with dimensions 32 m by 18 m. A D...

    Text Solution

    |

  9. In Fig. 32, A B C D is a rectangle of length A B=40\ c m and breadth B...

    Text Solution

    |

  10. Calculate the area of the quadrilateral A B C D as shown in Fig.33, gi...

    Text Solution

    |

  11. Find the area of a figure formed by a square of side 8 cm and an is...

    Text Solution

    |

  12. Calculate the area of quadrilateral field A B C D as shown in Fig.35, ...

    Text Solution

    |

  13. Calculate the area of the pentagon A B C D E , where A B=A E and with ...

    Text Solution

    |

  14. The base of a triangular field is three times its altitude. If the ...

    Text Solution

    |

  15. A wall is 4.5 m long and 3 m high. It has two equal windows, each h...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |