Choose the statement below that correctly describes a set of three points.
every set of three points must be collinear.
some sets of three points are collinear.
three points are never collinear.
three points are always non-collinear.

The question is kind of confusing. if it's asking how many variations of answers can you give. then do 4^5 for your answer.this would be something like the first question could be a and the 2nd c or first b next c etc. if you can, ask the teacher for a better confirmation of what it's asking. if i'm assuming correctly what it's asking, it's 625 different variations.

180° is the answer from the equation