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Mathematics, 07.10.2021 20:40 londonpaige

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Writing a Two-Column Proof

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Angles Reasons

Given: ZABC e ZDEF and

ZGHS ZDEF

Prove: m ZABC = mZGHI

LABC

ZDEF

ZGHI

mZABC

x

mZGHI

Statements

✓ 1. LABC - ZDEF

✓ 2. ZGHI ZDEF

3. ZDEF - ZGHI

4. ZABC - ZGHI

Reasons

1. given

2. given

3. symmetric property

4. transitive property

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Writing a Two-Column Proof

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