Definition of Postulate
More about Postulate
Example of Postulate
Solved Example on Postulate
State the postulate or theorem you would use to prove that ∠1 and ∠2 are congruent.
A. corresponding angles postulate
B. converse of corresponding angles postulate
C. alternate angles are congruent
D. adjacent angles are congruent
Correct Answer: A
Step 1: ∠1 and ∠2 corresponding angles.
Step 2: Since the lines a and b are parallel, ∠1 and ∠2 are congruent. [Corresponding angles postulate.]
Step 3: So, corresponding angles postulate is used to prove that ∠1 and ∠2 are congruent.
Related Terms for Postulate