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Showing Results for 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

Help your child learn to recognize scalene triangles with this worksheet.

Scalene Triangles

Help your child practice identifying equilateral triangles on this geometry worksheet.

Equilateral 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

How much does your fourth grader know about triangles? Can he figure out the missing angle in each of these triangles?

The Missing Angle: Triangles

On this geometry worksheet, your third-grader will look at the different triangles and label them as equilateral, isosceles, or scalene

Identifying Triangles

See if your child can find all the triangles hidden on this geometry worksheet.

Count the Triangles

This worksheet will introduce your child to the three types of triangles: the equilateral triangle, the isosceles triangle and the scalene triangle.

Three Types of Triangles 

Help your child learn how to identify an isosceles triangle with this geometry worksheet.

Isosceles Triangles

Children will take note of the everyday shapes that surround them in this fun geometry activity.

Everyday Triangles

Build student understanding of the defining attributes of triangles with this sorting activity. Students will cut out different shape cards and sort them into examples and non-examples of triangles.

Triangle Sort

Review common plane figures such as rectangles, triangles, circles and squares with your child as you hunt for all the shapes you can find in the picture.

Shape Dimensions

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

In this fourth grade geometry worksheet, your child will learn how to calculate the area of a pentagon by breaking it down into rectangles and triangles first.

Calculating the Area of a Pentagon

In this fourth grade geometry worksheet, your child will learn how to calculate the area of a hexagon by breaking it down into rectangles and triangles first.

Calculating the Area of a Hexagon

Triangles, trapezoids, rhombi...oh my! Identifying different shapes is an important milestone for young learners. Use this colorful activity to assess your first graders’ abilities to recognize and differentiate between 2-D shapes.

2-D Shapes Check-in

Use this resource to help your students develop their understanding of trapezoids and other two-dimensional shapes. Students will compare the attributes of trapezoids to those of other plane figures, such as triangles and ovals, in this geometry activity.

Geometry: Comparing Trapezoids & Other Shapes

Space out with this shapes worksheet, where kids identify basic 2D shapes.

Shape Pictures: Space Travel

Give your students a chance to sort polygons into categories that make sense to them.

Polygon Shape Sort

This shape challenge worksheet doubles as a coloring page, and builds early geometry skills.

Basic Shapes: Color and Count

Challenge your young mathematician with some solid shapes like cubes, pyramids, prisms and cones!

Plane and Solid Shapes

Knowing how to identify right angles is a huge part of geometry. Help your child get to know his right angle shapes with this worksheet.

Shapes With Right Angles

Learn more about geometry by creating a 3-D triangular pyramid! Color, cut, fold and glue together the flaps to create a triangular pyramid.

Triangular Pyramid

Learn more about geometry by creating a paper triangular prism! This triangular prism makes for fun math learning and a great decoration.

Triangular Prism

Help your child learn about ABC patterns, and then create his own. This shape pattern worksheet is a great way to exercise early math skills.

ABC Pattern

A fun intro to geometry, this first grade math worksheet will help your child practice shape recognition and classification.

Shape Challenge: Find the Different Shapes!

Boost your child's understanding of geometry dimensions with this worksheet that challenges her to match 2D and 3D Shapes.

2D and 3D Shapes

Almost everything is made up of common shapes your kid is sure to recognize. Here's a worksheet that asks him to use shapes to make pictures of real things.

Shapes and Pictures

In this worksheet, learners will find and draw a line of symmetry on nine shapes.

Draw a Line of Symmetry

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