http://www.ck12.org Chapter 3. Parallel and Perpendicular Lines
For 3-4, find the values ofx.
3.
4.
For question 5, use the picture below. Find the value ofx.
5.m^64 = ( 5 x− 33 )◦,m^65 = ( 2 x+ 60 )◦- Are lineslandmparallel? If yes, how do you know?
For 7-12, what does the value ofxhave to be to make the lines parallel?