Geometry Notes Section 1.5: Angle Relationships
Please try #1 while you wait for class to begin. :)
#1) a) Move and review the point, segment, ray, line, and angle. b) Change the colors using the black square that appears when you select the item. c) Draw a new point , segment , ray , line , and angle .
Wait for the class, please. :)
Two angles are COMPLEMENTARY if the sum their measures is 90˚and SUPPLEMENTARYif the sum is 180˚.
#2) 1. Complementary, supplementary, or neither? a) 70˚ and 110˚ b) 23˚ and 57˚ c) 17˚ and 73˚
Try #3 on your own:
#3) Find the COMPLEMENT and the SUPPLEMENT for: a) 20˚
Adjacent angles are two angles that share a common vertex and a common side, but have no common interior points.
Do #4 and #5 on your PRINTED NOTES.
Complementary and supplementary angle pairs can be adjacent or nonadjacent.
Do #6 and #7 on your PRINTED NOTES. We will do # 8 on your PRINTED NOTES together.
#9 below, and then on PRINTED NOTES
Click the check boxes one by one.
#10 together on PRINTED NOTES.