Proof: Isosceles Triangle C

Let's prove the following theorem:

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

X Y Z

Proof:

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

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