If the triangle with vertices A (12,8) , B (-2,k) and C (6,0) is right - angled at C, find k.

The triangle with vertices A (2, 7), B (4, y) and C(-2, 6) is right angled at A if

If the triangle whose vertices are A(4,3), B(6,-2) and C(k,-3) is right -angled at A, then : K=

Find the value of k so that the area of the triangle with vertices A(k+1, 1), B(4, -3) and C(7, -k) is 6 square units.

Find the value of k so that the area of the triangle with vertices A(k+1,1),B(4,-3) and C(7,-k) is 6 square units.

The values (s) of k for whichate trianle with vertice (6,10,10),(1,0,-5) and (6,-10,k) will be righat angled triangle is /are (A) 0 (B) 35 (C) 70/3 (D) 0

Consider the triangle with vertices A(0, 0), B(5, 12) and C(16, 12) , find the centroid of triangle ABC

If the area of a triangle with vertices (- 3, 0), (3, 0) and (0, k) is 9 sq unit, then what is the value of k? (a)3 (b)6 (c)9 (d)12

Show that the points (12, 8), (-2,6), and (6, 0) are vertices of a right-angled triangle.