Geo Midterm Unit 2 Review

Front

When can a biconditional statement be true?

Back

When the original statement (conditional statement) and the converse are both true.

Front

What does deductive reasoning mean?

Back

Drawing conclusions from situations based on facts and definitions.

Front

Write a definition of congruent angles as a biconditional statement.

Back

Angles are congruent if and only if they have the same size and shape.

Front

If an angle is 40°, then it is acute. ∠A is 40°. What is the logical statement to conclude using the Law of Detachment?

Back

∠A is acute.

Front

What does inductive reasoning mean?

Back

Testing and observing patterns to make conjectures.

Front

What is a conditional statement?

Back

A statement that can be written in the form 'If P, then Q'.

Front

What is the contrapositive of a conditional statement?

Back

The contrapositive is formed by negating both the hypothesis and the conclusion and reversing them.

Front

What is the Law of Syllogism?

Back

If 'If P, then Q' and 'If Q, then R' are true, then 'If P, then R' is also true.

Front

Define complementary angles.

Back

Two angles are complementary if the sum of their measures is 90°.

Front

What is the definition of supplementary angles?

Back

Two angles are supplementary if the sum of their measures is 180°.