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# Teaching Geometry

## Collection by Jes Siebert

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High School Geometry

It doesn't mean you're failing.

Paper models of platonic solids

We made this neat little slider for our notebooks. We glued around the edges of the info sheet, and cut out little windows. Then the ins...

basic math formulas cheat sheet

Do your students need more practice solving for missing angle measures using equations? This product focuses on Common Core Standard 7.G.B.5 and it contains 6 worksheets with answer keys.

A blog about free resources for the secondary math classroom.

discovering altitudes and angle bisectors in triangles by paper folding - idea for high school geometry

Triangle Congruence Proofs Task Cards - I love using task cards to help high school students practice geometry proofs. I can do so many different activities with them and I can spend time helping struggling students.

Reflections Interactive Notebook Page - foldable and vocabulary card

Parallel Line Angles Skill #: 11 Version: Final Show All Algebra Work! Variations of the problem on the previous page: Name: ____________________________ Period: ___________________ Use Scratch Paper If You Need It!

The polyhedra craze is still going strong and it seems nothing can slow down these complex faceted geometric shapes. Whip up a few of your own and string them into a colorful garland with these great FREE printables from UK based Mini Eco. I ? mathematics {platonic solids garland} via Mini Eco

Circles - Tangents in Circles TASK CARDS (20 cards) from Marie's Math Resources and Activities on TeachersNotebook.com (9 pages)

Congruent Triangles Interactive Notebooks for High School Geometry Interactive Notebooks

One of the things my geometry kids consistently struggle with each year is deciding just which ratio to use for each problem. They can reliably go from there, but when you get stuck on the set up, it can be a SINE that you're lost! I tried something new this week to combat this issue and so far, it's been really effective. My lab students are especially benefiting as I see them consistently being able to identify the ratio and therefore gain an entry point into the problem. Pam Wilson wrote…

These Geometry Worksheets are perfect for learning and practicing various types problems about triangles.

These three volume tasks will assess students knowledge of calculating the volume of spheres, cylinders, cones, and rectangular prisms. The activities are different levels of difficulty and can be used for differentiating, or throughout a geometry unit. You will receive PDFs of the 3 tasks. Answe...