STEM

Basic Principles of Geometry

146 CQ
35 Lessons
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6 CQ
1. Basic Geometry Figures
A lesson with Math Fortress

Interested in learning about geometry? This beginner math lesson introduces the basic building blocks of geometry, like lines, angles, and points.

Interested in learning about geometry? This beginner math lesson introduces the basic building blocks of geometry, like lines, angles, and points.

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4 CQ
2. Denoting Geometry Shapes and Figures
A lesson with Math Fortress

Now that you know the basic building blocks of geometry—such as lines, rays, and angles—learn how to draw and denote them properly in this beginner math lesson.

Now that you know the basic building blocks of geometry—such as lines, rays, and angles—learn how to draw and denote them properly in this beginner math lesson.

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3 CQ
3. Denoting Angles in Geometric Figures
A lesson with Math Fortress

Did you know there could be eight triangles within one quadrilateral figure? In this lesson, learn how to identify and denote angles within geometric figures.

Did you know there could be eight triangles within one quadrilateral figure? In this lesson, learn how to identify and denote angles within geometric figures.

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3 CQ
4. Denoting Angle Vertices and Sides
A lesson with Math Fortress

Ready to start denoting more challenging angles? In this beginner geometry lesson, practice naming angle vertices and sides, and learn about straight angles.

Ready to start denoting more challenging angles? In this beginner geometry lesson, practice naming angle vertices and sides, and learn about straight angles.

• Playing
4 CQ
5. Unions and Intersections in Geometry
A lesson with Math Fortress

Need help understanding unions and intersections in your geometry homework? This lesson from Math Fortress walks through practice questions for new students.

Need help understanding unions and intersections in your geometry homework? This lesson from Math Fortress walks through practice questions for new students.

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Gabby A
Awesome video :)
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Jean M
loved these explanations. I'm a college graduate, but I've never had a geometry class, ever! So this was very interesting, Thanks.
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