Home
Class 12
MATHS
The vertices of DeltaABC" are "A(7,2,1),...

The vertices of `DeltaABC" are "A(7,2,1),B(6,0,3),andC(4,2,4)." Find "angleABC.`

Text Solution

Verified by Experts

The correct Answer is:
`theta=(pi)/(2)`
Promotional Banner

Topper's Solved these Questions

  • APPLICATIONS OF VECTOR ALGEBRA

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 6.5|7 Videos

  • APPLICATIONS OF VECTOR ALGEBRA

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 6.6|6 Videos

  • APPLICATIONS OF VECTOR ALGEBRA

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 6.3|10 Videos

  • APPLICATIONS OF MATRICES AND DETERMINANTS

    PREMIERS PUBLISHERS|Exercise PROBLEMS FOR PRACTICE (II. Answer the following)|15 Videos

  • COMPLEX NUMBERS

    PREMIERS PUBLISHERS|Exercise Problem for practice|45 Videos

Similar Questions

Explore conceptually related problems

The vertices of AABC are A(7, 2, 1), B(6, 0, 3), and C(4, 2, 4). Find angleABC

The vertices of Delta ABC are A(2,4) B(-4, 2) and C(0,0). Find the slopes of AC and AB.

If either vector A,B,C of a triangle ABC are (1,2,3),(-1,0,0),(0,1,2), respectively , then find angleABC.[angleABC is the angle between the vectors vec(BA)andvec(BC) ].

The othocenter of DeltaABC with vertices B(1,-2) and C(-2,0) is H(3,-1) .Find the vertex A.

Find the coordinates of the circumcentre and the radius of the circumcircle of DeltaABC if A(2,3), B(4,-1) and C(5,2).

Find the area of the triangle whose vertices are A (3,-1,2), B(1,-1,-3) and C(4,-3,1).

If B xx A ={(-2,3) ,(-2,4) ,(0,3) ,(0,4) ,(3,3) ,(3,4) find A and B