In every triangle, there is a relationship between the sides and the angles. The next slide has four different triangles with the sides and angles measurements on them. Your goal is to look for a pattern and relationship BETWEEN the sides and angles.

1
Section 4.3 In every triangle, there is a
relationship between the sides and the angles.
The next slide has four different triangles with
the sides and angles measurements on them. Your
goal is to look for a pattern and relationship
BETWEEN the sides and angles.
2
1
2
3
4
3
M
List the angles from largest to smallest.
14
12
T
O
18
4
List the angles from smallest to largest.
J
8
7
T
3
E
5
In this ? MLU, list the sides from smallest to
largest.
In this ? LUP, list the sides from smallest to
largest.
6
In this ? PLM, list the sides from smallest to
largest.
7
List the sides from largest to smallest.
N
58?
45?
S
U
8
Can you always make a triangle give three sides?
Explain.
9
What are possible values of x?
10
Can you always make a triangle give three sides?
Explain. Suppose one side of a triangle is
11

• In exercises 1-4, determine whether it is
  possible to draw a triangle with sides of the
  given measures. If possible, write yes. If it
  is not possible, write no and explain why.
• 30 in, 12 in, 16 in 2. 6.5 cm, 3 cm, 4 cm
• 3. 11 km, 9 km, 20 km 4. 34 m, 45 m, 72 m

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HW p. 216-17 1 12 from textbook.