3
QuizMultiple Choice

Introduction to Proof — Quiz

Question 3 • MASTER COURSE Geometry

A two-column proof

Answer
A
uses inductive reasoning to prove a statement.
B
contains a set of sentences explaining the steps needed to reach a conclusion.
C
contains a table with a logical series of statements and reasons that reach a conclusion.
D
uses a visual representation of the logical flow of steps needed to reach a conclusion.

Explanation

A two-column proof organizes an argument into two columns: one lists statements, and the other gives a reason for each statement. The statements follow a logical sequence from the given information to the conclusion. Therefore, choice C, a table with statements and reasons, describes a two-column proof.

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