The area of a triangle with vertices (a, b + c), (b, c + a) and (c, a + b) is
A. (a + b + c)2
B. 0
C. a + b + c
D. ab
Answer:B
The area of a triangle with vertices (a, b + c), (b, c + a) and (c, a + b) is
A. (a + b + c)2 B. 0 C. a + b + c D. ab