Proof: Angles of an Isosceles Triangle 5

Let's prove the following theorem:

if distance XZ = distance YZ, then m∠XYZ = m∠YXZ

X Y Z

Proof:

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Given
1 distance XZ = distance YZ
Proof Table
# Claim Reason
1 m∠YXZ = m∠XYZ if distance XZ = distance YZ, then m∠YXZ = m∠XYZ
2 m∠XYZ = m∠YXZ if m∠YXZ = m∠XYZ, then m∠XYZ = m∠YXZ

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