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Lesson 3.5.3 Congruent Triangle Proof
By edith lopez
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Last updated over 1 year ago
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Question 1
1.
Draw congruency marks on the triangle to indicate what you know is congruent based on the proof
visibility
View drawing
Question 2
2.
Vertical Angles Def
Reflexive Property
Alternate Interior Angles Thm
Given
Question 3
3.
Vertical Angles Def
Given
Alternate Interior Angles Thm
Reflexive Property
Question 4
4.
SAS Postulate
Not enough info. not congruent
ASA Postulate
AAS Theorem
Question 5
5.
Draw congruency marks on the triangle to indicate what you know is congruent based on the proof
visibility
View drawing
Question 6
6.
Vertical Angles Def
Alternate Interior Angles Thm
Given
Reflexive Property
Question 7
7.
Vertical Angles Def
Alternate Interior Angles Thm
Reflexive Property
Given
Question 8
8.
SSS Postulate
Not enough info. not congruent
SAS Postulate
ASA Postulate
Question 9
9.
Draw congruency marks on the triangle to indicate what you know is congruent based on the proof
visibility
View drawing
Question 10
10.
Alternate Interior Angles Thm
Given
Vertical Angles Def
Reflexive Property
Question 11
11.
Cuts inf half
Angle Bisector
Vertical Angles
Given
Reflexive Property
Question 12
12.
Vertical Angles Def
Given
Reflexive Property
Alternate Interior Angles Thm
Question 13
13.
SAS Postulate
Not enough info. not congruent
ASA Postulate
AAS Theorem
Question 14
14.
Draw congruency marks on the triangle to indicate what you know is congruent based on the proof
visibility
View drawing
Question 15
15.
Reflexive property
Given
Right Angles
Question 16
16.
What kind of triangles are these? Look at the top of the problem 4.(90 degrees)
Question 17
17.
Reflexive property
Given
Right Angles
Question 18
18.
Given
Reflexive property
Right Angles
Question 19
19.
Given
Reflexive property
Right Angles
Question 20
20.
The answer is Hypotenuse Leg Postulate
SSS Postulate
AAS Theorem
HL Postulate
Question 21
21.
Draw congruency marks on the triangle to indicate what you know is congruent based on the proof
visibility
View drawing
Question 22
22.
Alternate Interior Angle Theorem
Given
Reflexive property
Question 23
23.
It's about angles...
Given
Reflexive property
Alternate Interior Angle Theorem
Question 24
24.
Given
Alternate Interior Angle Theorem
Reflexive property
Question 25
25.
It's about angles...
Given
Alternate Interior Angle Theorem
Reflexive property
Question 26
26.
Given
Reflexive property
Alternate Interior Angle Theorem
Question 27
27.
Question 28
28.
AAS Theorem
ASA Postulate
SAS Postulate
SSS Postulate
Question 29
29.
Draw congruency marks on the triangle to indicate what you know is congruent based on the proof
visibility
View drawing
Question 30
30.
Common side
vertical angles
Reflexive Property
Given
Question 31
31.
Right angle definition
Definition of acute angles
Supplementary angles Def
Vertical Angles def
Question 32
32.
Reflexive Property
vertical angles
Given
Common side
Question 33
33.
What cuts in half?
Segment addition postulate
Definition of midpoint
Definition of one line
Reflexive Property
Question 34
34.
Question 35
35.
Same answer as question 20 HL
SAS Postualte
SSS Postulate
HL Postulate
ASA Postulate
SAS Postulate
ASA Postulate
HL Postulate
