1 Fasteners can hold 2-thick stacks of paperwork securely inside the folder for instant flip-through. 2  Classification folders help you subdivide and identify various sections of your documentation. 3  Dividers are made of 17-pt. 4  kraft for amazing durability.
Complementary angles are two angles with a sum of 90Âº. Supplementary angles are two angles with a sum of 180Âº. Vertical angles are two angles whose sides form two pairs of opposite rays. We can think of these as opposite angles formed by an X. The Lesson:
Lesson 2-E ~ Vertical Angles And Adjacent Angles 19. VERTICAL ANGLES AND ADJACENT ANGLES. LESSON 2-E. C. omplementary and supplementary angles are types of special angles. Another pair of special angles. are vertical angles. Vertical angles are formed by two intersecting lines. They have a common vertex but. are not adjacent.