What does an angle bisector do to an angle?
It cuts is in half or two even pieces.
Find the missing angle measure?

What is 65?
Name the angle.
What is
angleIKJ or angleJKI
Draw and label a pair of vertical angles.

Draw an example of an angle bisector.

Find the angle measure of b?
What is 141?
An angle that is larger than 0 but less than 90 degrees
acute
Draw two adjacent angles.

If Ray BD is a bisector of angle ABC and angle ABD is 50 degrees what is the value of angle DBC?
Angle DBC = 50
Find the value of x.

What is x=10?
What is the name of an angle whose measure is 90o?
Right
Name the relationship between angles a and b.
What is complementary?
Ray YP is the angle bisector of angle XYZ. Use the measures below to find the measure of angle XYZ.
mangleXYP=(4x+5)
mangleZYP=(5x-2)
What is 66?
(x=7)

What is 35?
What type of angle is greater than 90 degrees
Obtuse
Draw a linear pair of angles.


Solve for x.

x = 8
If two lines are perpendicular, what type of angle is formed at their intersection?
Right or 90o
What is the angle relationship?

Supplementary