This set of tutorials provides 23 examples of solving for the area and circumferences of circles and sections of circles.

This set of tutorials provides an overview of the 24 worked-out examples that show how to calculate the area and perimeter of different

This set of tutorials provides 34 examples of the types of quadrilaterals and how to classify quadrilaterals based on the sides and angles.

This set of tutorials provides 26 examples of how to find the length of a side of a triangle using given angle or side measurements.

In this Slide Show, we show how to construct an isosceles triangle. This presentation requires the use of the TI-Nspire iPad App. Note: the download is a PPT.

In this Slide Show, we show how to construct the perpendicular bisectors of the three sides of a triangle to show they intersect at a single point. This presentation requires the use of the TI-Nspire iPad App. Note: the download is a PPT.

In this Slide Show, learn how to use the TI-Nspire App to construct an isosceles triangle. Note: The download is a PPT file.

This interactive crossword puzzle tests knowledge of key terms on the topic of circles.

This interactive crossword puzzle tests knowledge of key terms on the topic of quadrilaterals.

This interactive crossword puzzle tests knowledge of key terms on the topic of triangles.

Use this math game to review coordinate geometry. UFOs appear on a coordinate grid and the goal is to target them using their location on the grid.

Use this math game to review circles. This is a Memory-style game in which students must remember the location of pairs of identical images.

Use this math game to review quadrilaterals. This is a Memory-style game in which students must remember the location of pairs of identical images.

Use this math game to review triangles. This is a Memory-style game in which students must remember the location of pairs of identical images.

In this Math Riddles Game, have your students review vocabulary around the topic of triangles.

Solve an interactive word search puzzle on the topic of Triangles.

Solve an interactive word search puzzle on the topic of Triangles.

Solve an interactive word search puzzle on the topic of Triangles.

Solve an interactive word search puzzle on the topic of Triangles.

Solve an interactive word search puzzle on the topic of Triangles.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

This is from a collection of triangular shapes. They come labeled and unlabeled.

Use these clip art images and the background grid to test if the right triangles are similar.

Have students explore right triangles on a grid background.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.

This is part of a collection of math examples that focus on geometric proofs.