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Showing Results for of a triangle

Children find the unknown angles for five triangles, then identify whether the triangle is right, acute, or obtuse, in this geometry worksheet.

Triangle Angles

Use this glossary with the EL Support Lesson Plan: Triangle Time.

Glossary: Triangle Time

Use these vocabulary cards with the EL Support Lesson Plan: Triangle Time.

Vocabulary Cards: Triangle Time

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 

Can your kindergartener recognize triangles? Give her some extra practice with this worksheet. She'll draw triangles and pick them from a box of other shapes.

Super Shapes: Triangle

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

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

Isosceles Triangles

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

Equilateral Triangles

This printable worksheet includes six different shapes: Rectangle, circle, hexagon, rectangular prism, sphere, and triangle. Can they match the shape to its name?

Match That Shape

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

Scalene Triangles

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

Count the Triangles

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

Identifying Triangles

All of these pictures are hiding some sneaky triangles. Can your kindergartener find them all in this colorful worksheet?

Find the Shape: Triangles

Find all the triangles in this fun shapes coloring worksheet!

Color the Triangles

Here's a colorful math challenge for your kindergartener: can he count up all the triangles in the birthday party scene?

How Many Triangles?

Can your first graders tell the difference between a square and a cube? How about a triangle and a cone? Use this geometry assessment to gauge your students’ abilities to use attributes to sort 2-D and 3-D shapes.

Sorting Shapes

Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.

Sorting Triangles

How many triangles do you see? Introduce your young student to shapes and beginning geometry concepts with this fun coloring sheet.

Find the Shapes: Triangles

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

Everyday Triangles

What does one semicircle, two parallelograms, three triangles and a rectangle add up to?

Play with Shapes 5

Trace, then color, then write, all while getting familiarized with basic shapes: circles, squares, triangles and rectangles.

Two-Dimensional Shapes

Circles and triangles and squares, oh my! Can your child find all the hidden shapes in this cute coloring page?

Find the Shapes

How can a few triangles and a rectangle make an airplane? Show your kindergarten the magic of shapes with this fun cut and paste activity.

Shape Fun #4

2D shapes are all around us! In this lesson students will explore the properties of four different shapes—triangles, circles, rectangles, and squares! They will learn that they can find these shapes anywhere in the world around us.


Finding All of the Flat Shapes

Fifth graders review types of angles, triangles, and polygons in this handy geometry review.

Geometry Review: Angles and Polygons

Practice your triangles in this fun and easy worksheet that allows you to trace the clown's hats.

Complete the Clown Hats

Gain practice drawing your shapes! Trace the triangles in the picture to complete the mountains in the background.

Complete the Mountains

Whoa this sheet is shape-shifting! Help your student familiarize with the different shapes by coloring in the triangles and circles.

Find and Color the Shapes

This Halloween corn maze is a fun way to practice basic shapes with your kindergartner. Follow the triangles to get through the maze!

Halloween Corn Maze

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

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