Plane Geometry Course
This Plane Geometry Course builds strong skills in triangles and circles through constructions, theorems like Thales’, inequalities, and area formulas. Students gain precise reasoning, algebraic tools, and problem-solving for math contests, advanced studies, and real-world uses in South Sudan contexts.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Master triangles and circles in plane geometry. Learn definitions, congruence, similarity, inequalities, area formulas, ruler-compass constructions, chord-radius links, Thales’ theorem, and algebra for solid proofs and solutions.
Elevify advantages
Develop skills
- Triangle construction skills: build and justify with ruler and compass.
- Circle chord solving: use inscribed angles and distances.
- Triangle expertise: apply inequalities, Pythagoras, cosine law.
- Area precision: Heron’s formula and other methods.
- Proof techniques: medians, bisectors, Thales’ theorem.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your classes are perfect. I purchased the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... I appreciate everything you do, I've already recommended you to others...

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I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.

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The platform is fast and easy to use. The variety of content and the extra videos really help with learning.

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