Question

Determine if the points (1, 5) (2, 3) and (-2, -11) are collinear

Answer 1

Answer:

not collinear

Step-by-step explanation:

0=1/2{1(3+11)+2(-11-5)+-2(5-3)}

0=1/2{1(14)+2(-16)+-2(2)}

0=1/2{14-16-4}

0=1/2{-6}

it is not collinear as the ar of the sides is not zero