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Triangle Angles
Triangle Angles
Worksheet
Triangle Angles large image
Triangle Angles
Fifth Grade
Geometry
Children find the unknown angles for five triangles, then identify whether the triangle is right, acute, or obtuse, in this geometry worksheet.
Worksheet
Triangle Angles
Triangle Angles
Worksheet
Triangle Angles
Children find the unknown angles for five triangles, then identify whether the triangle is right, acute, or obtuse, in this geometry worksheet.
Fifth Grade
Geometry
Worksheet
Glossary: Triangle Time
Glossary: Triangle Time
Worksheet
Glossary: Triangle Time large image
Glossary: Triangle Time
First Grade
Geometry
Use this glossary with the EL Support Lesson Plan: Triangle Time.
Worksheet
Glossary: Triangle Time
Glossary: Triangle Time
Worksheet
Glossary: Triangle Time
Use this glossary with the EL Support Lesson Plan: Triangle Time.
First Grade
Geometry
Worksheet
Vocabulary Cards: Triangle Time
Vocabulary Cards: Triangle Time
Worksheet
Vocabulary Cards: Triangle Time large image
Vocabulary Cards: Triangle Time
First Grade
Geometry
Use these vocabulary cards with the EL Support Lesson Plan: Triangle Time.
Worksheet
Vocabulary Cards: Triangle Time
Vocabulary Cards: Triangle Time
Worksheet
Vocabulary Cards: Triangle Time
Use these vocabulary cards with the EL Support Lesson Plan: Triangle Time.
First Grade
Geometry
Worksheet
Super Shapes: Triangle
Super Shapes: Triangle
Worksheet
Super Shapes: Triangle large image
Super Shapes: Triangle
Kindergarten
Geometry
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.
Worksheet
Super Shapes: Triangle
Super Shapes: Triangle
Worksheet
Super Shapes: Triangle
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.
Kindergarten
Geometry
Worksheet
Triangle Sort
Triangle Sort
Worksheet
Triangle Sort large image
Triangle Sort
First Grade
Geometry
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.
Worksheet
Triangle Sort
Triangle Sort
Worksheet
Triangle Sort
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.
First Grade
Geometry
Worksheet
Identifying Triangles: Acute Triangles
Identifying Triangles: Acute Triangles
Worksheet
Identifying Triangles: Acute Triangles large image
Identifying Triangles: Acute Triangles
Fourth Grade
Geometry
Let your fourth grader play triangle detective: can she spot the acute triangles on this worksheet?
Worksheet
Identifying Triangles: Acute Triangles
Identifying Triangles: Acute Triangles
Worksheet
Identifying Triangles: Acute Triangles
Let your fourth grader play triangle detective: can she spot the acute triangles on this worksheet?
Fourth Grade
Geometry
Worksheet
Identifying Triangles: Right Triangles
Identifying Triangles: Right Triangles
Worksheet
Identifying Triangles: Right Triangles large image
Identifying Triangles: Right Triangles
Fourth Grade
Geometry
This colorful worksheet asks your fourth grade geometry detective to practice identifying right triangles.
Worksheet
Identifying Triangles: Right Triangles
Identifying Triangles: Right Triangles
Worksheet
Identifying Triangles: Right Triangles
This colorful worksheet asks your fourth grade geometry detective to practice identifying right triangles.
Fourth Grade
Geometry
Worksheet
Match That Shape
Match That Shape
Worksheet
Match That Shape large image
Match That Shape
First Grade
Geometry
This printable worksheet includes six different shapes: Rectangle, circle, hexagon, rectangular prism, sphere, and triangle. Can they match the shape to its name?
Worksheet
Match That Shape
Match That Shape
Worksheet
Match That Shape
This printable worksheet includes six different shapes: Rectangle, circle, hexagon, rectangular prism, sphere, and triangle. Can they match the shape to its name?
First Grade
Geometry
Worksheet
What Doesn't Belong?: Shapes, Letters, and Numbers
What Doesn't Belong?: Shapes, Letters, and Numbers
Worksheet
What Doesn't Belong?: Shapes, Letters, and Numbers large image
What Doesn't Belong?: Shapes, Letters, and Numbers
Pre-K
Data and Graphing
Circle, cheese, triangle, square: One of these things does not belong in this group. Help your child figure out the outlying object with this worksheet.
Worksheet
What Doesn't Belong?: Shapes, Letters, and Numbers
What Doesn't Belong?: Shapes, Letters, and Numbers
Worksheet
What Doesn't Belong?: Shapes, Letters, and Numbers
Circle, cheese, triangle, square: One of these things does not belong in this group. Help your child figure out the outlying object with this worksheet.
Pre-K
Data and Graphing
Worksheet
Obtuse Triangles: Identifying Triangles
Obtuse Triangles: Identifying Triangles
Worksheet
Obtuse Triangles: Identifying Triangles large image
Obtuse Triangles: Identifying Triangles
Fourth Grade
Geometry
Is your fourth grader reluctant to practice geometry? This colorful worksheet, which explores obtuse triangles, may be just what he needs!
Worksheet
Obtuse Triangles: Identifying Triangles
Obtuse Triangles: Identifying Triangles
Worksheet
Obtuse Triangles: Identifying Triangles
Is your fourth grader reluctant to practice geometry? This colorful worksheet, which explores obtuse triangles, may be just what he needs!
Fourth Grade
Geometry
Worksheet
Find the Shape: Triangles
Find the Shape: Triangles
Worksheet
Find the Shape: Triangles large image
Find the Shape: Triangles
Kindergarten
Numbers and Counting
All of these pictures are hiding some sneaky triangles. Can your kindergartener find them all in this colorful worksheet?
Worksheet
Find the Shape: Triangles
Find the Shape: Triangles
Worksheet
Find the Shape: Triangles
All of these pictures are hiding some sneaky triangles. Can your kindergartener find them all in this colorful worksheet?
Kindergarten
Numbers and Counting
Worksheet
Color the Triangles
Color the Triangles
Worksheet
Color the Triangles large image
Color the Triangles
Pre-K
Geometry
Find all the triangles in this fun shapes coloring worksheet!
Worksheet
Color the Triangles
Color the Triangles
Worksheet
Color the Triangles
Find all the triangles in this fun shapes coloring worksheet!
Pre-K
Geometry
Worksheet
Fact Triangles: Subtraction Within 20
Fact Triangles: Subtraction Within 20
Worksheet
Fact Triangles: Subtraction Within 20 large image
Fact Triangles: Subtraction Within 20
Kindergarten
Subtraction
Find the facts within the number triangles in this engaging subtraction worksheet!
Worksheet
Fact Triangles: Subtraction Within 20
Fact Triangles: Subtraction Within 20
Worksheet
Fact Triangles: Subtraction Within 20
Find the facts within the number triangles in this engaging subtraction worksheet!
Kindergarten
Subtraction
Worksheet
How Many Triangles?
How Many Triangles?
Worksheet
How Many Triangles? large image
How Many Triangles?
Kindergarten
Numbers and Counting
Here's a colorful math challenge for your kindergartener: can he count up all the triangles in the birthday party scene?
Worksheet
How Many Triangles?
How Many Triangles?
Worksheet
How Many Triangles?
Here's a colorful math challenge for your kindergartener: can he count up all the triangles in the birthday party scene?
Kindergarten
Numbers and Counting
Worksheet
Sorting Shapes
Sorting Shapes
Worksheet
Sorting Shapes large image
Sorting Shapes
First Grade
Geometry
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.
Worksheet
Sorting Shapes
Sorting Shapes
Worksheet
Sorting Shapes
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.
First Grade
Geometry
Worksheet
Fact Triangles: Subtraction Within 10
Fact Triangles: Subtraction Within 10
Worksheet
Fact Triangles: Subtraction Within 10 large image
Fact Triangles: Subtraction Within 10
Kindergarten
Subtraction
Build subtraction sentences with fact family triangles in this engaging worksheet!
Worksheet
Fact Triangles: Subtraction Within 10
Fact Triangles: Subtraction Within 10
Worksheet
Fact Triangles: Subtraction Within 10
Build subtraction sentences with fact family triangles in this engaging worksheet!
Kindergarten
Subtraction
Worksheet
Sorting Triangles
Sorting Triangles
Worksheet
Sorting Triangles large image
Sorting Triangles
Fifth Grade
Geometry
Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.
Worksheet
Sorting Triangles
Sorting Triangles
Worksheet
Sorting Triangles
Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.
Fifth Grade
Geometry
Worksheet
Find the Shapes: Triangles
Find the Shapes: Triangles
Worksheet
Find the Shapes: Triangles large image
Find the Shapes: Triangles
Kindergarten
Numbers and Counting
How many triangles do you see? Introduce your young student to shapes and beginning geometry concepts with this fun coloring sheet.
Worksheet
Find the Shapes: Triangles
Find the Shapes: Triangles
Worksheet
Find the Shapes: Triangles
How many triangles do you see? Introduce your young student to shapes and beginning geometry concepts with this fun coloring sheet.
Kindergarten
Numbers and Counting
Worksheet
Tricky Triangles: Beginner's Geometry
Tricky Triangles: Beginner's Geometry
Worksheet
Tricky Triangles: Beginner's Geometry large image
Tricky Triangles: Beginner's Geometry
Kindergarten
Geometry
This worksheet challenges your preschooler to decide which two triangles are the same shape and size.
Worksheet
Tricky Triangles: Beginner's Geometry
Tricky Triangles: Beginner's Geometry
Worksheet
Tricky Triangles: Beginner's Geometry
This worksheet challenges your preschooler to decide which two triangles are the same shape and size.
Kindergarten
Geometry
Worksheet
Vocabulary Cards: Fact Family Triangles
Vocabulary Cards: Fact Family Triangles
Worksheet
Vocabulary Cards: Fact Family Triangles large image
Vocabulary Cards: Fact Family Triangles
First Grade
Addition
Use these vocabulary cards with the EL Support Lesson Plan: Fact Family Triangles.
Worksheet
Vocabulary Cards: Fact Family Triangles
Vocabulary Cards: Fact Family Triangles
Worksheet
Vocabulary Cards: Fact Family Triangles
Use these vocabulary cards with the EL Support Lesson Plan: Fact Family Triangles.
First Grade
Addition
Worksheet
Everyday Triangles
Everyday Triangles
Worksheet
Everyday Triangles large image
Everyday Triangles
Kindergarten
Geometry
Children will take note of the everyday shapes that surround them in this fun geometry activity.
Worksheet
Everyday Triangles
Everyday Triangles
Worksheet
Everyday Triangles
Children will take note of the everyday shapes that surround them in this fun geometry activity.
Kindergarten
Geometry
Worksheet
Make Your Own Fact Family Triangles
Make Your Own Fact Family Triangles
Worksheet
Make Your Own Fact Family Triangles large image
Make Your Own Fact Family Triangles
First Grade
Addition
Students will love getting to make and cut out their own fact family triangles as they practice writing three related numbers.
Worksheet
Make Your Own Fact Family Triangles
Make Your Own Fact Family Triangles
Worksheet
Make Your Own Fact Family Triangles
Students will love getting to make and cut out their own fact family triangles as they practice writing three related numbers.
First Grade
Addition
Worksheet
Fact Triangles: Addition to 10
Fact Triangles: Addition to 10
Worksheet
Fact Triangles: Addition to 10 large image
Fact Triangles: Addition to 10
Kindergarten
Addition
Focus on fact fluency within 10 in this colorful addition worksheet!
Worksheet
Fact Triangles: Addition to 10
Fact Triangles: Addition to 10
Worksheet
Fact Triangles: Addition to 10
Focus on fact fluency within 10 in this colorful addition worksheet!
Kindergarten
Addition
Worksheet
Play with Shapes 5
Play with Shapes 5
Worksheet
Play with Shapes 5 large image
Play with Shapes 5
Kindergarten
Geometry
What does one semicircle, two parallelograms, three triangles and a rectangle add up to?
Worksheet
Play with Shapes 5
Play with Shapes 5
Worksheet
Play with Shapes 5
What does one semicircle, two parallelograms, three triangles and a rectangle add up to?
Kindergarten
Geometry
Worksheet
Fact Triangles: Addition to 20
Fact Triangles: Addition to 20
Worksheet
Fact Triangles: Addition to 20 large image
Fact Triangles: Addition to 20
First Grade
Addition
Master your addition facts with this colorful, inviting math worksheet!
Worksheet
Fact Triangles: Addition to 20
Fact Triangles: Addition to 20
Worksheet
Fact Triangles: Addition to 20
Master your addition facts with this colorful, inviting math worksheet!
First Grade
Addition
Worksheet
Two-Dimensional Shapes
Two-Dimensional Shapes
Worksheet
Two-Dimensional Shapes large image
Two-Dimensional Shapes
Kindergarten
Geometry
Trace, then color, then write, all while getting familiarized with basic shapes: circles, squares, triangles and rectangles.
Worksheet
Two-Dimensional Shapes
Two-Dimensional Shapes
Worksheet
Two-Dimensional Shapes
Trace, then color, then write, all while getting familiarized with basic shapes: circles, squares, triangles and rectangles.
Kindergarten
Geometry
Worksheet
Find the Shapes
Find the Shapes
Worksheet
Find the Shapes large image
Find the Shapes
Kindergarten
Geometry
Circles and triangles and squares, oh my! Can your child find all the hidden shapes in this cute coloring page?
Worksheet
Find the Shapes
Find the Shapes
Worksheet
Find the Shapes
Circles and triangles and squares, oh my! Can your child find all the hidden shapes in this cute coloring page?
Kindergarten
Geometry
Worksheet
Shape Fun #4
Shape Fun #4
Worksheet
Shape Fun #4 large image
Shape Fun #4
Kindergarten
Geometry
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.
Worksheet
Shape Fun #4
Shape Fun #4
Worksheet
Shape Fun #4
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.
Kindergarten
Geometry
Worksheet
Finding All of the Flat Shapes
Finding All of the Flat Shapes
Lesson Plan
Finding All of the Flat Shapes large image
Finding All of the Flat Shapes
Kindergarten
Geometry
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.
Lesson Plan
Finding All of the Flat Shapes
Finding All of the Flat Shapes
Lesson Plan
Finding All of the Flat Shapes
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.
Kindergarten
Geometry
Lesson Plan
Geometry Review: Angles and Polygons
Geometry Review: Angles and Polygons
Worksheet
Geometry Review: Angles and Polygons large image
Geometry Review: Angles and Polygons
Fifth Grade
Geometry
Fifth graders review types of angles, triangles, and polygons in this handy geometry review.
Worksheet
Geometry Review: Angles and Polygons
Geometry Review: Angles and Polygons
Worksheet
Geometry Review: Angles and Polygons
Fifth graders review types of angles, triangles, and polygons in this handy geometry review.
Fifth Grade
Geometry
Worksheet
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