How much does your child know about triangles? Can they figure out the missing angle in each of these triangles?

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!

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.

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.

Students practice using the converse of the Pythagorean theorem to identify right triangles with this geometry worksheet!

Students practice using the Pythagorean theorem to find missing hypotenuse lengths on right triangles in this eighth-grade geometry worksheet!

Give your students practice finding diagonal distances between two points with this two-page geometry worksheet!

Help your students explore angle relationships and transversals of parallel lines with this eighth-grade geometry worksheet! 

Help students hone their knowledge of different angles with this eighth-grade geometry worksheet about parallel lines cut by a transversal.

In this eighth-grade geometry worksheet, students learn about parallel lines cut by transversals and practice identifying different types of angle pairs using given diagrams.