Similar Triangle Proofs1_TBC.notebook
February 14, 2017
­Determine the Center and Scale of a Dilation­
B'
B
A
A'
To find the center of Dilation:
B'
A'
To find the scale factor:
A D'
B
D
C
C'
Determine the ratio of...
1
Similar Triangle Proofs1_TBC.notebook
Center of Dilation:
February 14, 2017
Scale Factor:
2
Similar Triangle Proofs1_TBC.notebook
February 14, 2017
M.I. Similar Triangle Proofs
Do Now: Solve for i.
9x ­ 7i > 3(3x ­ 7u)
We have studied how 2 triangles can be proved congruent.
"
"
What is needed then to prove 2 triangles similar?
"
~"
3
Similar Triangle Proofs1_TBC.notebook
February 14, 2017
4
Similar Triangle Proofs1_TBC.notebook
February 14, 2017
Ex 1a:
Given:
Prove:
Ex 1b:
D
Given:
Prove:
E
C
A
B
5
Similar Triangle Proofs1_TBC.notebook
February 14, 2017
Ex 2:
6