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Showing Results for worksheet slideshow treehouse triangles

This colorful worksheet asks your fourth grade geometry detective to practice identifying right triangles.

Identifying Triangles: Right Triangles

Let your fourth grader play triangle detective: can she spot the acute triangles on this worksheet?

Identifying Triangles: Acute Triangles

Is your fourth grader reluctant to practice geometry? This colorful worksheet, which explores obtuse triangles, may be just what he needs!

Obtuse Triangles: Identifying Triangles

Is your child in need of a geometry review? This worksheet covers the basic 2-D shapes, from circles and triangles to pentagons and hexagons.

2-D Shapes: Fill in the Table

Learn some basic geometry with this worksheet all about the angle.

Basic Geometry: Anatomy of an Angle

Help Simon the Spider create 90 degree angles with this playful Halloween geometry worksheet!

Spider Web Angles

Help your third-grader learn about right angle geometry with this simple geometry worksheet.

Right Angles Geometry

Introduce your child to different angles starting with an obtuse angle and see him find the obtuse angles in this worksheet.

Obtuse Angles

Put that protractor to good use! In this geometry worksheet your student will practice measuring each of these angles using a protractor.

Measuring Angles

What makes a polygon? Get your child in gear for geometry with this shape-shifting worksheet! Color code these shapes to show which ones are polygons.

Identifying Polygons

Find the missing angle in a triangle using addition and subtraction.

Tri-Angles

Once students understand angle basics, challenge them to find missing angles in this exercise!

What's the Angle?

Students practice identifying prime numbers, regular polygons, and irregular polygons!

It's a Maze of Hexagons!

Students get to practice measuring angles using built-in protractors in this fun geometry activity! After measuring, they&#39;ll put their angle knowledge to the test by classifying each angle as acute, obtuse, right, or straight.

Measure and Classify Angles

Supplementary, Complementary, Vertical, and Adjacent Angles

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