Transitive Property of Equality Variation 3
Distance Property 5
Equilateral Sides 3

Proof: Equilateral Sides 3

Let's prove the following theorem:

if △ABC is an equilateral triangle, then distance CA = distance AB

A B C

Proof:

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Given
1 △ABC is an equilateral triangle
Proof Table
# Claim Reason
1 distance AB = distance AC if △ABC is an equilateral triangle, then distance AB = distance AC
2 distance CA = distance AB if distance AB = distance AC, then distance CA = distance AB
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