Home
Class 12
MATHS
If the coordinates of the points A, B, ...

If the coordinates of the points `A, B, C` be `(-1, 3, 2), (2, 3, 5) and (3, 5, -2)` respectively then `/_A =`

A

`45^(@)`

B

`60^(@)`

C

`90^(@)`

D

`30^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MHTCET 2019 PAPER 2

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MATHEMATICS|50 Videos

  • MOCK TEST 2

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MCQS|50 Videos

Similar Questions

Explore conceptually related problems

If the coordinates of the points A,B,C,D be 91,2,3),(4,5,7),(-4,3,-6) and (2,9,2) respectively then find the angle between AB and CD.

The coordinates of the points A, B, C, D are (2, a), (3,5), (3,4) and (0, 6) respectively. If the lines AC and BD be perpendicular, then a = ?

The coordinates of points A,B,C and D are (-3, 5), (4, -2), (x, 3x) and (6, 3) respectively and Area of (Delta ABC)/(Delta BCD)=(2)/(3) ,find x.

If the coordinates of two points A and B are (3,\ 4) and (5,\ -2) respectively. Find the coordinates of any point P , if PA = PB, and area of triangle PAB is 10.

ABCD is parallelogram.If the coordinates of A,B,C are (-2,-1),(3,0) and (1,-2) respectively,find the coordinates of D.

The coordinates of points A,B,C and D are (6,3),(-3,5),(4,-2) and (x,3x) respectively and ( Areaof Delta DBC)/( Areaof Delta ABC)=(1)/(2) find x

ABCD is a parallelogram.If the coordinates of A,B,C are (2,3),(1,4) and (0,-2) respectively,find the coordinates of D.

The coordinates of A, B and C are (–1, 5), (3, 1) and (5, 7) respectively, D, E and F are the middle points of BC, CA and AB respectively. Calculate the area of the triangle DEF. (a)4 (b)3 (c)2 (d)8

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-MOCK TEST 1-MCQS
  1. The area bounded by the graph x=|x-3|, thee X-axis and the lines x=-2 ...

    Text Solution

    |

  2. The vector (s) which is (are) coplanar with vectors hati+hatj+2hatk an...

    Text Solution

    |

  3. If the coordinates of the points A, B, C be (-1, 3, 2), (2, 3, 5) and...

    Text Solution

    |

  4. If the positive numbers a, b and c are the pth, qth and rth terms of G...

    Text Solution

    |

  5. The shortest distance between the lines (x-3)/3=(y-8)/(-1)=(z-3)/1a...

    Text Solution

    |

  6. If hata,hatb and hatc are three unit vectors inclined to each other at...

    Text Solution

    |

  7. The length of the perpendicular drawn from (1,2,3) to the line (x-6...

    Text Solution

    |

  8. if sinA-sqrt(6)cosA=sqrt(7)cosA, then cosA+sqrt(6)sinA is equal to

    Text Solution

    |

  9. L e t f(x)=(1-tanx)/(4x-pi),x!=pi/4,x in [0,pi/2], Iff(x)i s continuou...

    Text Solution

    |

  10. if siny=xsin(a+y) and sec^2y(dy)/(dx)=(A)/(1+x^(2)-2xcosa) then the va...

    Text Solution

    |

  11. Let f(x) be a differentiable function such that f'(x)=sinx+sin4xcosx...

    Text Solution

    |

  12. If xsintheta=ycostheta=(2ztantheta)/(1-tan^2theta), then 4z^2(x^2+y^2)...

    Text Solution

    |

  13. Assuming the petrol burnt (per hour) in driving a motor boat veries as...

    Text Solution

    |

  14. int(x e^(x))/((1+x)^(2)) dx is equal to

    Text Solution

    |

  15. intx^(-2//3)(1+x^(1//2))^(-5//3) dx is equal to

    Text Solution

    |

  16. The harmonic mean of two numbers is 4. Their arithmetic mean A and the...

    Text Solution

    |

  17. Form the differential equation of family of lines situated at a con...

    Text Solution

    |

  18. A curve y=f(x) passes through point P(1,1) . The normal to the curv...

    Text Solution

    |

  19. The solution of the differential equation x^2(dy)/(dx)cos1/x-ysin1/x=-...

    Text Solution

    |

  20. The probability distribution of the random variables X is given by {...

    Text Solution

    |