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Invite your learner to be a geometry detective as they find the missing base in a series of acute triangles! 

Students play math detectives by finding the missing heights in a series of acute triangles in this helpful geometry worksheet! 

Students will love getting to make and cut out their own fact family triangles as they practice writing three related numbers.

Encourage your students to play math detectives by finding the missing base value in a series of obtuse triangles with this helpful geometry worksheet!

Find the measures of missing interior and exterior angles of triangles with this geometry worksheet!

Get more practice finding the measures of missing interior and exterior angles of triangles with this geometry worksheet!

With this social emotional learning worksheet, your child will be guided to research and reflect on one person who has persevered. They will then create a slideshow or poster that defines and illustrates perseverance.

Students use the Exterior Angle Theorem to solve for the variable in triangles where two or more angle measures are linear algebraic expressions.

Students use the Triangle Angle-Sum Theorem to solve for the variable in triangles where two or more angle measures are linear algebraic expressions.

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

How many sides does a triangle have? Three! Sort shapes that have three sides and shapes that don't have three sides with this wacky worksheet.

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

Does your child know the features of an isosceles triangle? Have him try out this worksheet that serves as a quick intro to middle school geometry.

Challenge your third grader to figure out the addition and subtraction patterns on this worksheet.

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.

Kids use their cutting skills to build Piggy's house on this prekindergarten worksheet. This worksheet helps build fine motor skills and recognition of shapes.

Give your fourth grader a gentle introduction to geometry with this charming triangle area worksheet.

Model how to find a missing exterior angle with this eighth-grade geometry worksheet!

This eighth-grade geometry worksheet introduces students to the Triangle Angle Sum Theorem and has them practice finding a missing interior angle in a triangle.

Master your addition facts with this colorful, inviting math worksheet!

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.

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

Practice tracing circles, squares, triangles, and rectangles with this engaging kindergarten worksheet!

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

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

Learners sleuth out the area of three triangles in this simple geometry worksheet.

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

Learners sleuth out the area of three triangles in this helpful geometry worksheet.

Challenge your students to identify or draw 18 different geometric shapes, including polygons, quadrilaterals, and triangles.

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