Learning Path for Outer Triangle Theorem

The following is a list of all proofs that are used to prove either Outer Triangle Theorem or its ancestor proofs.

Transitive Property of Equality Variation 2

Distance Property 1

Angle Symmetry Example 2

Collinear Angles Property 9

Transitive Property Application 2

Angles of an Isosceles Triangle

Transitive Property of Equality Variation 3

Angle Symmetry Property 5

Distance Property 5

Distance Property 6

Collinear Points Theorem

Subtract Both Sides

Add Term to Both Sides 6

Subtract Both Sides 2

Add Term to Both Sides 7

Transitive Property of Equality Variation 1

Vertical Angles

Collinear Angles Property 10

Angle Addition Theorem

Commutative Property Variation 1

Term 2 Substitution

Term 1 Substitution

Rearrange Angles

Whole is Greater Than Parts

Vertical Angles 3

Collinear Angles Property 3

Collinear Angles Property 3 B

Collinear Angles Property 3 C

Exterior Angle Other

Exterior Angle Other B

Distance is Greater Than Distance 2

Angle a Greater Than Angle B

Distance Property 4

Angle Symmetry B

Isosceles Triangle Opposites

Distance Comparison

Isosceles Triangle Opposites 2

Angle Symmetry 4

Collinear Angles Property 7

Exterior Angle Other C

Triangle Property

Lengths Unequal Then Angles Flipped

Lengths Unequal Then Angles Flipped 2

Unequal Angles Theorem

Unequal Angles Theorem 2

Outer Triangle Theorem