If `A(-2,1),B(2,3)a n dC(-2,-4)` are three points, find the angle between `B Aa n dB Cdot`

If A(-2,1),B(2,3) and C(-2,-4) are three points,find the angle between BA and BC.

If three points are A(-2,1)B(2,3),a n dC(-2,-4) , then find the angle between A Ba n dB Cdot

If three points are A(-2,1)B(2,3), and C(-2,-4), then find the angle between AB and BC .

If the points A(-1,-4),B(b , c)a n dC(5,-1) are collinear and 2b+c=4, find the values of b and c

If A(2,0),B(0,2)a n dC(0,7) are three vertices, thaken in order, of an isosceles trapezium A B C D in which A B||D Cdot find the coordinates of Ddot

If the points A(-1,3,2),B(-4,2,-2)a n dC(5,5,lambda) are collinear, find the value of lambda .

Show that the points A(1,-2,-8),B(5,0,-2)a n dC(11,3,7) are collinear, and find the ratio in which B divides A Cdot

Show that the points A(1,-2,-8),B(5,0,-2)a n dC(11,3,7) are collinear, and find the ratio in which B divides A Cdot

Show that the points A(1,-2,-8),B(5,0,-2)a n dC(11,3,7) are collinear, and find the ratio in which B divides A Cdot