Paper protractor This triangle fold-able takes a rectangular shaped paper and creates a protractor. The website has a nice one minute video detailing how to fold the paper.

Triangle Vocabulary Foldable Use this foldable to learn or review basic triangle geometry. I have found that students keep up with foldables more successfully than just regular notes,and they are helpful for reviewing the material.

Triangle Foldable 2D Notes This foldable can help turn notes or definitions into a 2D experience to help students understand the different types of triangles and their properties. The foldable can also be used to measure angles.

Pythagorean Foldable shaped like a triangle Learn the Pythagorean Theorem,create a handy foldable, and learn the properties of a right triangle. All of this from a piece of paper.

3rd Grade Triangle Foldable Use this foldable with 3rd graders to help them learn the properties of triangles. If time permits you can decorate the foldable, have students quiz each other, or cut out triangle shapes for each type of triangle.

Congruent Triangle Foldable This is a TPT product ($2.00), but it well done,teaches about the properties of congruent triangles, and could save you the trouble of creating a foldable from scratch.

Pythagoras, O Pythagoras foldable This is a great foldable for helping everyone have a visual picture of the Pythagorean Theorem.

Angle Sum Theorem This foldable helps students understand the angle sum theorem but manipulating the triangles that they fold and cut. There is a link provided that provides very helpful directions.

Triangle Foldable Foldable for help with learning special segments of a triangle.

Triangle Sum Theorem Foldable This foldable creates over 20 angles and helps students understand the triangle sum theorem. The angles created include, linear pairs, vertical angles,and perpendicular lines.

#### Please leave a comment if you have a triangle foldable idea, or if you have used one of these foldables successfully.

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