EDGE Math 8

Consider the following:

Given:	$∠ 1 ≅ ∠ 4$
Prove:	$∠ 2 ≅ ∠ 3$

An incomplete proof is shown below. Choose the answers to the questions below the proof.

1.	Which should be the reason for statement 2?

Definition of linear pair

Linear Pair Postulate

Angle Measurement Postulate

none of the choices

Answer: Definition of linear pair

2.	Which should be the reason for statement 3?

Supplement Theorem

Definition of supplementary angles

Linear Pair Postulate

none of the choices

Answer: Linear Pair Postulate

3.	Which should be the reason for statement 4?

Supplement Theorem

Transitive Property of Congruence

Definition of supplementary angles

none of the choices

Answer: Supplement Theorem

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