Introduce your child to different angles starting with an obtuse angle and see him find the obtuse angles in this worksheet.

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

Help Simon the Spider create 90 degree angles with this playful Halloween geometry worksheet!

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

Use this one-page guided notes template to help learners cement their understanding of angle relationships!

Let your fourth grader play triangle detective: can she spot the acute triangles on this worksheet?

Is your fourth grader reluctant to practice geometry? This colorful worksheet, which explores obtuse triangles, may be just what he needs!

Use this glossary with the EL Support Lesson: Geometry Vocabulary: Lines.

Help your fourth graders take their understanding of angles and lines to the next level with this creative geometry challenge! Students will have fun drawing various types of shapes based on written descriptions and your students' knowledge of angles.

In this excerpt from an upcoming math workbook, your junior detective will make a positive ID on obtuse, acute and right angles.

Deconstruct shapes with this fill-in chart of 2D shapes. Kids will practice identifying edges and vertices of simple shapes.

Use these vocabulary cards with the EL Support Lesson: Describing Angles.

Use this glossary with the EL Support Lesson: Describing Angles.

Test your understanding of angles with this essential geometry worksheet!

Measure your skills with angles in this seventh-grade geometry worksheet!

Supplement your knowledge of angles with this helpful seventh-grade worksheet!

Strengthen your knowledge of angle relationships with this helpful seventh-grade worksheet!

Analyze angle relationships with this seventh-grade geometry worksheet!

Brush up on complementary, supplementary, vertical, and adjacent angles with this helpful worksheet for seventh graders!