HELP ME PLEASE!!! Graph the image of the given triangle after the transformation that has the rule (x, y)—> (x,-y)

Statement: if two points are given, then exactly one line can be drawn through those two points. which geometry term does the statement represent? defined term postulate theorem undefined term

Three coins are flipped. what is the probability that there will be at least two tails?

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°