Home
Class 10
MATHS
In Figure, A B C is right angled at ,B ...

In Figure, ` A B C` is right angled at `,B C=7c m` and `A C-A B=1c m` . Find the value of `cosA-sinAdot`

Text Solution

AI Generated Solution

To solve the problem, we will follow these steps: ### Step 1: Identify the sides of the triangle Given that triangle ABC is a right triangle with the right angle at B, we have: - BC = 7 cm - AC - AB = 1 cm Let AB = x cm. Then, AC = x + 1 cm. ...
Promotional Banner

Topper's Solved these Questions

  • SOME APPLICATIONS OF TRIGONOMETRY

    RD SHARMA|Exercise All Questions|154 Videos

  • SURFACE AREAS AND VOLUMES

    RD SHARMA|Exercise All Questions|417 Videos

Similar Questions

Explore conceptually related problems

In triangle ABC, right angled at B, AC = 20 m, /_C=45^@ , find the value of AB.

In a ABC, right angled at A, if tan C=sqrt(3) , find the value of sin B cos C+cos B sin C

In a right triangle ABC, right-angled at B, if sin (A - C) = (1)/(2) find the measures of angles A and C

In DeltaABC , right angled at B, find the value of sin A cos C + cosA sinC.

In Figure, A B C is a right triangle right angled at A ,\ B C E D ,\ A C F G\ a n d\ A M N are square on the sides B C ,\ C A\ a n d\ A B respectively. Line segment A X\ _|_D E meets B C at Ydot Show that: a r\ (B Y X D)=2\ a r\ (\ M B C)

Triangle A B C is right angled at AdotA D is perpendicular to B Cdot If A B=5 c m , B C=13 c m and A C=12 c mdot Find the area of A B Cdot Also, find the length of A Ddot

In DeltaA B C , right-angled at B, A B" "=" "5" "c m and /_A C B=30^@ (see figure). Determine the lengths of the sides BC and AC.

RD SHARMA-STATISTICS-All Questions
  1. Find the mode of the following data: 25,16,19,48,19,20,34,15,19,20,21,...

    Text Solution

    |

  2. Compute the median for the following cumulative frequency distribution...

    Text Solution

    |

  3. In Figure, A B C is right angled at ,B C=7c m and A C-A B=1c m . Find...

    Text Solution

    |

  4. In Figure, Pa n dQ are the midpoints of the sides C Aa n dC B respecti...

    Text Solution

    |

  5. Diagonals of a trapezium ABCD with AB || DC intersect each other at...

    Text Solution

    |

  6. The mean of the following frequency distribution is 50. Find the value...

    Text Solution

    |

  7. If s e c4A=cos e c(A-20^@) , where 4A is an acute angle, find the ...

    Text Solution

    |

  8. Find the mode of the following data: Class :0-20, 20-40 ,40-60 ,60-80...

    Text Solution

    |

  9. Theorem 6.9 : In a triangle, if square of one side is equal to the sum...

    Text Solution

    |

  10. If a line is drawn to one side of a triangle to intersect the other tw...

    Text Solution

    |

  11. Prove that : (tantheta)/(1-cottheta)+(cottheta)/(1-tantheta)=1+sect...

    Text Solution

    |

  12. Without using trigonometric tables, evaluate the following: (sec37^0)/...

    Text Solution

    |

  13. Find the mode of the following distribution of marks obtained by 80 ...

    Text Solution

    |

  14. 2. For what value of k will the following system of linear equations h...

    Text Solution

    |

  15. The following table shows the ages of 100 persons of a locality. ...

    Text Solution

    |

  16. The following table gives weekly wages in rupees of workers in a cer...

    Text Solution

    |

  17. Find the mean of the following frequency distribution: Classes:       ...

    Text Solution

    |

  18. The following table gives the distribution of total household expen...

    Text Solution

    |

  19. A frequency distribution of the life times of 400 T.V. picture tubes ...

    Text Solution

    |

  20. If the mean of the following distributions 54, find the value of p : ...

    Text Solution

    |