[" Number of positions of "P" such that "],[IAPB=90^(@)" and area of triangle is "5." Where "],[A=(1,2),B=(1,6)]

Number of positions of P such/_APB=90^(@) and area of triangle is 5. Where A=(1,2),B=(1,6)

Find k if the area of triangle is 11/2 sq.units,where P=(k,1),Q=(4,2),R=(-6,3)

Find the area of triangle whose vertices are P(3,6),Q(-1,3),R(2,-1)

Find the area of the triangle with vertices A(1,12), B(2,3,5), C(1,5,5)

Find the locus of the point P(x,y) such that the area of the triangle PAB is 5, where A is the point (1,-1) and B is the point (5,2).

Find the area of the triangle with vertices A(1,1,2),B(2,3,5) and C(1,5,5).