Question

IF (2, 1) (-1, -2) (3, 3) are the mid points of the sides BC, CA, AB of AABC , then the
equation of
AB is
1)- x - y = 1
2) x + y = 1
3) x - y = 9
4) x - y = 0​

Answer 1

Correct option is D x - y = 0