If A(5,8),B(-3,4) and C(7,k) are vertices of `triangleABC` and `m angleB = 90^(@)`, then k=

If A(5, 2), B(2, -2) and C(-2, t) are the vertices of a right triangle with angleB = 90^(@) then find the value of t.

If A (11,7) , B (-1, k ) and C (5, -1) are the vertices of DeltaABC and m angleACB =pi/2 then what is k ?

A(1,7), B(2,4) and C(k,5) are the vertices of a right triangle . Find k (1) if angle A = 90^(@) (2) if angle B = 90^(@) and (3) if angle C = 90^(@)

If A(-1,0),B(5,-2) and C(8,2) are the vertices of a triangleABC then find its centroid.

If in triangleABC a=2b and angle A=3 angleB then angleA=

If the points A(6,1),B(8,2),C(9,4) and D(k,p) are the vertices of a parallelogram taken in order,then find the values of k and p

Given a quadrilateral ABCD with vertices A(-3,-8),B(6,-6),C(4,2) and D(-8,2). Calculate area of triangleABC + area of triangleACD

In triangleABC , if a=3, b=4, c=5, then sin2B=

In triangleABC, if a=2, b=1, c=sqrt(3) , then angleB=

The vertices of triangleABC are A(-2,3), B(2,-3) and C(4,5). Find the slope of BC.