Rewrite the following definition as a biconditional:
Points that lie on the same line are collinear.
A.) If a point lies on a line, then it is collinear.
B.) If a point lies on a line with another point, then the two points are collinear.
C.) If two points are collinear, then they lie on the same line.
D.) Points lie on the same line if and only if the points are collinear.******
looks good to me.posted by Steve
100% for Connexus Geometryposted by Parrot
He's 100% right!posted by Ember Lovet
Parrot is 100% correct!posted by Geo Gal