If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content

Learn

Practice

Identify points, lines, line segments, rays, and anglesGet 5 of 7 questions to level up!

Angle basicsGet 3 of 4 questions to level up!

Estimate angle measuresGet 5 of 7 questions to level up!

Name anglesGet 3 of 4 questions to level up!

Types of angles by measureGet 3 of 4 questions to level up!

Recognize angles in figuresGet 3 of 4 questions to level up!

Angle typesGet 3 of 4 questions to level up!

Identify parallel and perpendicular linesGet 5 of 7 questions to level up!

Draw parallel and perpendicular linesGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 900 Mastery points

Learn

Practice

Angles in circlesGet 5 of 7 questions to level up!

Benchmark anglesGet 5 of 7 questions to level up!

Measure anglesGet 3 of 4 questions to level up!

Draw anglesGet 5 of 7 questions to level up!

Practice

Decompose anglesGet 5 of 7 questions to level up!

Level up on the above skills and collect up to 500 Mastery points

Learn

Practice

Identify line symmetryGet 5 of 7 questions to level up!

Classify triangles by anglesGet 3 of 4 questions to level up!

Classify triangles by side lengthsGet 3 of 4 questions to level up!

Classify shapes by line and angle typesGet 3 of 4 questions to level up!

Classify triangles by both sides and anglesGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 500 Mastery points

Up next for you:#### Unit test

Level up on all the skills in this unit and collect up to 1900 Mastery points!