Triangles & Rectangles
To get started, download the study guide with practice problems and follow along.
Watch It: Instructional Video
Do It: Practice Problems
Know It!
This lesson will teach you:
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- Triangles and Their Angles
- Triangles and Their Sides
- Congruent and Similar Triangles
- Pythagorean Equation
- Rectangles and Squares
- Perimeter
- Area
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