The points `(a, b+c), (b, c+ a), (c, a + b)` are

Prove that the points (a, b + c), (b, c + a) and (c, a + b) are collinear.

The area of the triangle with vertices at the points (a, b + c), (b, c + a) and (c, a + b) is

Prove that the points (a, b + c), (b , c+a) and (c, a+b) are collinear and find the equation of the straight line containing them .

Using determinants show that points A(a, b + c), B(b, c + a) and C(c, a + b) are collinear.

The area of the triangle formed by the points (a, b+c), (b, c+a), (c, a+b) is

The point (a , b + c) , (b , c + a) and (c , a + b)

The points (a,b+c),(b,c+a) and (c,a+b)