Find the area of the triangle whose vertices are `(3,8),(-4,2)`and `(5,1)`

Find the area of a triangle whose vertices are (-4,1) , (5,-3) and (2,3) .

Find the direction cosines of the sides of the triangle whose vertices are '(3,5,-4),(-1,1,2)' and '(-5,-5,-2)'

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

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

Area of triangle whose vertices are (a,a^(2)), (b,b^(2)) and (c,c^(2)) is (1)/(2) . And area of another triangle whose vertices are (p,p^(2)), (q,q^(2)) and (r,r^(2)) is 4, then the value of |((1+ap)^(2),(1+bp)^(2),(1+cp)^(2)),((1+aq)^(2),(1+bq)^(2),(1+cq)^(2)),((1+ar)^(2),(1+br)^(2),(1+cr)^(2))| is a)2 b)4 c)8 d)16

Consider a triangle whose vertices are (3,8),(-4,2) and (5,1) Find area of triangle using determinant

Find the area of the triangle with vertices at (-2,-3),(3,2),(-1,-8) using determinants.

If the area of a triangle whose vertices are (k,0), (5,0), (0,1) is 10 square units then find k .

The area of the triangle whose vertices are A (1,-1,2), B (2, 1, -1) and C ( 3, -1, 2) is

Find the area of the triangle with vertices at (2,7),(1,1),(10,8) using determinants.