Defining Terms Answers

Two lines extend from point S to create a right angle. The vertical line extends from point S through point R. The horizontal line extends right from point S through point T. A third line extends right and up from point S through point U.

Which is a property of an angle?

Which pair of undefined terms is used to define a ray?

Which undefined term is used to define an angle?

Vertical line q goes through plane H in the center at point X. Line t comes out of point X. Lines r and s are parallel and are at a right angle to line q. Line p goes through lines r and s.

3 lines are shown. One line has points B, A, and E. Line C, A, F intersects that line at point A. A line comes out of point A and goes through point D.

Which is the definition of a ray?

Which figure represents an undefined term?

Which undefined term can contain parallel lines?

Which is defined using the undefined terms point and line?