Problem preview
G-GPE.4 Warmup M2-043-A01-V01

Use coordinates to prove simple geometric theorems, including simple circle theorems.

Compare two exact coordinate distances for congruence

Problem

Are segments \(AB\) and \(CD\) congruent? Use their coordinates to decide.

Big Picture

What this problem is really about

A coordinate congruence proof must measure each requested segment between its own endpoints. We’ll subtract coordinates in a consistent order, form both squared lengths independently, compare those exact values before taking any roots, and translate equality of nonnegative lengths into the geometric congruence statement.

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Four variants of this problem type
Curriculum context
Course
Math II
Standard
G-GPE.4
Category
Geometry
Domain
Expressing Geometric Properties with Equations
Objective
Use coordinates to prove simple geometric theorems, including simple circle theorems.
Problem type
Compare two exact coordinate distances for congruence