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Introduction to GeometryFundamentals of geometry, including angles, triangle similarity and congruence, complicated area problems, mastering the triangle, special quadrilaterals, polygons, the art of angle chasing, power of a point, 3-dimensional geometry, transformations, analytic geometry, basic trigonometry, geometric proof, and more. |
24 weeks |
| 24 weeks ARE YOU READY? DO YOU NEED THIS? |
Schedule
|
Tuesday
Jan 7 - Jun 16 |
7:30 - 9:00
PM ET
Jan 7 - Jun 16
7:30 - 9:00 PM Eastern 6:30 - 8:00 PM Central 5:30 - 7:00 PM Mountain 4:30 - 6:00 PM Pacific Click here to see more time zones |
Christian Hokaj |
$570
$631 w/books
|
$570
FULL
With Books $631
|
|
Thursday
Jan 23 - Jul 2 |
7:30 - 9:00
PM ET
Jan 23 - Jul 2
7:30 - 9:00 PM Eastern 6:30 - 8:00 PM Central 5:30 - 7:00 PM Mountain 4:30 - 6:00 PM Pacific Click here to see more time zones |
Jeffrey Hankins |
$570
$631 w/books
|
$570
ENROLL
With Books $631
|
|
Sunday
Feb 9 - Aug 2 |
7:30 - 9:00
PM ET
Feb 9 - Aug 2
7:30 - 9:00 PM Eastern 6:30 - 8:00 PM Central 5:30 - 7:00 PM Mountain 4:30 - 6:00 PM Pacific Click here to see more time zones |
Miles Dillon Edwards |
$570
$631 w/books
|
$570
ENROLL
With Books $631
|
|
Friday
Feb 28 - Aug 14 |
7:30 - 9:00
PM ET
Feb 28 - Aug 14
7:30 - 9:00 PM Eastern 6:30 - 8:00 PM Central 5:30 - 7:00 PM Mountain 4:30 - 6:00 PM Pacific Click here to see more time zones |
Marcus Neal |
$570
$631 w/books
|
$570
ENROLL
With Books $631
|
|
Wednesday
Mar 11 - Aug 19 |
7:30 - 9:00
PM ET
Mar 11 - Aug 19
7:30 - 9:00 PM Eastern 6:30 - 8:00 PM Central 5:30 - 7:00 PM Mountain 4:30 - 6:00 PM Pacific Click here to see more time zones |
Achilleas Sinefakopoulos |
$570
$631 w/books
|
$570
ENROLL
With Books $631
|
|
Monday
Apr 13 - Oct 5 |
7:30 - 9:00
PM ET
Apr 13 - Oct 5
7:30 - 9:00 PM Eastern 6:30 - 8:00 PM Central 5:30 - 7:00 PM Mountain 4:30 - 6:00 PM Pacific Click here to see more time zones |
Jeffrey Hankins |
$570
$631 w/books
|
$570
ENROLL
With Books $631
|
|
Wednesday
Apr 29 - Oct 7 |
7:30 - 9:00
PM ET
Apr 29 - Oct 7
7:30 - 9:00 PM Eastern 6:30 - 8:00 PM Central 5:30 - 7:00 PM Mountain 4:30 - 6:00 PM Pacific Click here to see more time zones |
Joshua Zucker |
$570
$631 w/books
|
$570
ENROLL
With Books $631
|
| Summer 2020 | This course will be offered in Summer 2020. Click here to join our mailing list to be notified when the course schedule is available. | |||
AoPS Holidays
There are no classes May 23–25, July 3–5, and September 5–7.
Who Should Take?
This is the most challenging of our Introduction series of classes. We recommend that students complete our Introduction to Algebra B course, or are able to pass the Introduction to Algebra B post-test, prior to taking Introduction to Geometry.Lessons
| Lesson 1 | Angles |
| Lesson 2 | Triangle Angles and Congruent Triangles |
| Lesson 3 | Isosceles & Equilateral Triangles, Perimeter, and Area |
| Lesson 4 | Similar Triangles |
| Lesson 5 | Similar Triangles and Right Triangles |
| Lesson 6 | More Right Triangles! |
| Lesson 7 | Special Parts of a Triangle |
| Lesson 8 | Special Parts of a Triangle, Continued! |
| Lesson 9 | Quadrilaterals |
| Lesson 10 | More Quadrilaterals |
| Lesson 11 | Polygons |
| Lesson 12 | Geometric Inequalities |
| Lesson 13 | Introduction to Circles |
| Lesson 14 | Circles and Angles |
| Lesson 15 | Tangents |
| Lesson 16 | Power of a Point |
| Lesson 17 | 3D Geometry Part 1 |
| Lesson 18 | 3D Geometry Part 2 |
| Lesson 19 | Transformations |
| Lesson 20 | Analytic Geometry |
| Lesson 21 | More Analytic Geometry |
| Lesson 22 | Basic Trigonometry |
| Lesson 23 | Problems! |
| Lesson 24 | More Problems! |
Required Textbook
|
Introduction to Geometry
A full course in challenging geometry for students in grades 7-10, including topics such as similar
triangles, congruent triangles, quadrilaterals, polygons, circles, funky
areas, power of a point, three-dimensional geometry, transformations, introductory trigonometry, and
more.
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