3_4 notes - 3. 4. 5. Symmetric property Write a two-column...

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Ch3 sec 4 Two-Column Proofs Two-column proof a proof format that contains statements and reasons arranged in two columns. Example 1 Theorem: The measure of an exterior angle of a triangle is equal to the sum of the measures of the two interior angles that are not adjacent to it. Statements Reasons 1. Triangle sum theorem 2.
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Unformatted text preview: 3. 4. 5. Symmetric property Write a two-column proof of the theorem: The two acute angles of a right triangle are complementary Statements Reasons 1. 3. 4. 5. 6. Write a two column proof of the Vertical Angles Theorem STATEMENTS REASONS Write a two column proof of the Triangle Sum Theorem. STATEMENTS REASONS...
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This note was uploaded on 07/19/2010 for the course MATH Geo100 taught by Professor Any during the Spring '10 term at École Normale Supérieure.

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3_4 notes - 3. 4. 5. Symmetric property Write a two-column...

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