A quick lesson over vertical and adjacent angles.

1. +
Vertical and Adjacent
Angles

2. +
Definitions
 Vertical Angle – two angles whose sides form two pairs of
opposites rays.
 Adjacent Angle – two coplanar angles that have a common side
and common vertex, but no common interior points.

3. +
Goal 1
I can identify vertical and adjacent angles.

4. +
Name the relationship.
Adjacent

5. +
Name the
relationship.
Vertical

6. +
Goal 2
I can use the relationships of vertical and adjacent
angles to solve problems.

7. +
A little needed info…
Circles have 360o
Vertical angles are congruent.

8. +
Find the measure of
angle b.
b = 59º

9. +
Find the measure of angle b.
b = 31º

10. x = 13
+
Find the value of x.