If equals are divided by equals, then their quotients are . (equal/unequal)

Of the two quantities of the same kind, the first is greater than, equal to or less than the second. This axiom is called _____ law.

In the given figure, if $\mathrm{A}\mathrm{C}=\mathrm{B}\mathrm{D},$ then prove that $\mathrm{A}\mathrm{B}=\mathrm{C}\mathrm{D}$.

“Note: Hint mentioned in the book is incorrect the correct hint is: ”

Three lines are concurrent if they have a common point.

A line separates a plane into three parts, namely the two half planes and the line itself.

Two distinct lines in a plane cannot have more than one point in common.

A ray has two end points.

A line has indefinite length.