Triangle Proofs

1
Triangle Proofs

• Hy-Leg Hypotenuse - Leg

Page 2
2
Hypotenuse-Leg (hy-leg)

• Only can be used to prove right triangles
  congruent

Must prove that they are right triangles before
using hy-leg
3
Pg. 2 1
Statement
Reason
1. Given
2. Given
3. Given
4. Triangles with right angles are right
triangles
5. Reflexive Postulate
4
Pg. 2 2
Statement
Reason
1. Given
2. Given
3. Given
4. Perpendicular lines form right angles
5. Triangles with right angles are right
triangles
6. Reflexive Postulate
5
Pg. 2 3
Statement
Reason
1. Given
2. Given
3. Given
4. Given
5. A midpoint divides a segment into 2 congruent
parts
6. Perpendicular lines form right angles
7. Triangles with right angles are right
triangles
9. CPCTC
6
Pg. 2 4
Statement
Reason
1. Given
2. Given
3. Given
4. Perpendicular lines form right angles
5. Triangles with right angles are right
triangles
6. Reflexive Postulate
8. CPCTC
7
Pg. 2 5
Statement
Reason
1. Given
2. Given
3. Perpendicular lines form right angles
4. Triangles with right angles are right
triangles
5. Reflexive Postulate
7. CPCTC
8
Pg. 2 6
Statement
Reason
1. Given
2. Given
3. Reflexive Postulate
4. Triangles with right angles are right
triangles