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How well do you know your angles? Let's find out! Use this geometry resource to help your students identify and differentiate between important angles such as acute, obtuse, straight, and right angles.

Get to know your complementary angles with this helpful practice sheet! Remember, complementary angles add up to make 90 degrees.

How much does your fourth grader know about triangles? Can he figure out the missing angle in each of these triangles?

Learn some basic geometry with this worksheet all about the angle.

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

Help your third-grader learn about right angle geometry with this simple geometry worksheet.