The following questions in the green Regents book will help you review topics related to slope, parallel lines and perpendicular lines:
Pg. 20 #17
Pg. 23 #31
Pg. 27 #14
Pg. 28 #18
Pg. 30 #25
Pg. 37 #22
Pg. 39 #27
Pg. 40 #36
Pg. 42 #10
Pg. 43 #14
Pg. 44 #24
Pg. 51 #14
Pg. 52 #19
Pg. 55 #34