Triangle Angle Bisector Theorem.notebook
May 09, 2016
Intro to Geom for Monday 5/9/16
seniors: with Mrs. Toebben for exam!!
1) hand back papers; get three colors
for today's lesson 2) new lesson on notes Assign #154N
Triangle Angle Bisector Theorem
3) quick quiz SmartGoal on s­s int <'s etc.
4) Assign #154A worksheet
Triangle Angle Bisector Theorem.notebook
May 09, 2016
Triangle Angle Bisector Theorem:
The angle bisector will divide the sides
of a triangle proportionally.
side touch angle
a
b
x
y
side opp angle
a
x
=
=
side touch angle
side opp angle
b
y
Triangle Angle Bisector Theorem.notebook
ex 1
May 09, 2016
Find each value. (nearest tenth). Show work.
15
12
w
8
Triangle Angle Bisector Theorem.notebook
ex 2
A
May 09, 2016
Find each value. (nearest tenth). Show work.
5
3
2
m
Triangle Angle Bisector Theorem.notebook
ex 2
May 09, 2016
Find each value. (nearest tenth). Show work.
B
18
36
r
24
Triangle Angle Bisector Theorem.notebook
ex 3
Find each value. (nearest tenth). Show work.
14
30
16
y
May 09, 2016
Triangle Angle Bisector Theorem.notebook
May 09, 2016
Corollary to Side Splitter Theorem:
Parallel lines will divide transversal
segments proportionally.
m
n
x
y
x
m
____ = ____
n
y
Triangle Angle Bisector Theorem.notebook
May 09, 2016
ex 4 Find the missing value. Show work.
g
18
12
16
Triangle Angle Bisector Theorem.notebook
May 09, 2016
ex 5 Find the missing value. Show work.
2
e
35
14
Triangle Angle Bisector Theorem.notebook
May 09, 2016
ex 6 Find the value of the variable.
Show work. 33
15
Add the // arrows
22
10 m
Put this note at bottom of page:
Nothing on // sides means you DON'T
add to get entire side.
Triangle Angle Bisector Theorem.notebook
May 09, 2016
ex 7 Find the value of the variable.
Show work. on your own!
72
24
45
x
Triangle Angle Bisector Theorem.notebook
Bow Tie Color Patterns....
May 09, 2016
Triangle Angle Bisector Theorem.notebook
May 09, 2016
BOW TIE PROBLEMS!!!
ex 8
You are required to color code
bow ties!! (use 3 colors)
48
p
q
36
30
16
Triangle Angle Bisector Theorem.notebook
May 09, 2016
BOW TIE PROBLEMS!!!
ex 9
You are required to color code
bow ties!! (use 3 colors)
k
18
27
j
45
60
Triangle Angle Bisector Theorem.notebook
May 09, 2016