Day 4: Section 2.1 The coordinate system and Circles
College Algebra 201 and 202 - Summer 2026
MTH 122 · COLLEGE ALGEBRA · DAY 4
Section 2.1 The coordinate system and Circles
✅ To-Do This Day
- Watch the Day 4 videos below
- Submit HW 4 Section 2.1: The Rectangular Coordinate System and Circles — ⏰ Due Monday, June 22nd 11:59pm
🎯 Learning Objectives (click to expand)
- Plot ordered pairs in a Cartesian coordinate system.
- Graph equations by plotting points.
- Graph equations with a graphing utility.
- Find x-intercepts and y-intercepts.
- Use the distance formula.
- Use the midpoint formula.
- Derive the equation of a circle centered at the origin.
- Write equations of circles centered at the origin in standard form.
- Write equations of circles not centered at the origin.
- Graph circles centered at the origin.
- Graph circles not centered at the origin.
📝 Guided Notes
Print or open digitally and fill in as you watch the videos.
🎬 Day 4 Videos
Watch the videos below.
1. The Coordinate Plane
2. Circles
📚 Required Reading
✅ Completed Notes (Reference)
A worked-through copy of the guided notes — use after you've tried the videos to check your understanding.