Show that the points `A(2 hat i- hat j+ hat k), B( hat i-3 hat j-5 hat k), C(3 hat i-4 hat j-4 hat k)` are the vertices of a right angled triangle.

Show that the points A(2hat i-hat j+hat k),B(hat i-3hat j-5hat k),C(3hat i-4hat j-4hat k) are the vertices of a right angled triangle.

Prove that the points hat i-hat j,4hat i-3hat j+hat k and 2hat i-4hat j+5hat k are the vertices of a right angled triangle.

Show that the points A(-2 hat i+3 hat j+5 hat k), B( hat i+2 hat j+3 hat k) and C(7 hat i-3 hat k) are collinear.

Show that the vectors 2hat i-hat j+hat k,hat i-3hat j-5hat k and quad 3hat i-4hat j-4hat k form the vertices of a right angled triangle

Show that the vector 2hat i-hat j+hat k,hat i-3hat j-5hat k,3hat i-4hat j-4hat k form the sides of a rights angled triangle.

Show that the points A,B,C with position vectors 2hat i-hat j+hat k,hat i-3hat j-5hat k and 3hat i-4hat j-4hat k respectively,are the vertices of a right angled triangle.Also,find the remaining angles of the triangle.

Show that the vectors 2hat i-hat j+hat k,hat i-3hat j-5hat k and 2hat i+3hat j-4hat k are the sides of a right-angled triangle.

The values of a for which the points A,B, and C with position vectors 2hat i-hat j+hat k,hat i-3hat j-5hat k, and ahat i-3hat j+hat k respectively,are the vertices of a right-angled triangle with C=(pi)/(2) are

The values of a,for which points A,B,C with position vectors 2hat i-hat j+hat k,hat i-3hat j-5hat k and ahat i3hat j+hat k respectively are the vertices of a right angled triangle with C=(pi)/(2) are

Show that the points A(-2hat i+3hat j+5hat k),B(hat i+2hat j+3hat k) and C(7hat i-hat k) are collinear.