The angle measure of a straight line is

In figure  BAC = 30^o, CAD = 50^o. Find BAD.

If points which are not on the same line are called 

The angle measure of reflex angle is between

167^o is a/an

______ lines are line that cross or meet each other at a point.

If l||m.  Then find x  and y.

In figure if .  Find .

_______ lines  intersect each other  at right angle.

If l || m.  Then find x.