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

Not feeling ready for this? Check out Get ready for 7th grade.

Learn

Practice

Radius and diameterGet 5 of 7 questions to level up!

Circumference of a circleGet 3 of 4 questions to level up!

Area of a circleGet 5 of 7 questions to level up!

Circumference of parts of circlesGet 3 of 4 questions to level up!

Area of parts of circlesGet 3 of 4 questions to level up!

Learn

Practice

Circumference and rotationsGet 3 of 4 questions to level up!

Area and circumference of circles challengeGet 3 of 4 questions to level up!

Shaded areasGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 800 Mastery points

Learn

Practice

Name anglesGet 3 of 4 questions to level up!

Identifying supplementary, complementary, and vertical anglesGet 5 of 7 questions to level up!

Complementary and supplementary angles (visual)Get 3 of 4 questions to level up!

Complementary and supplementary angles (no visual)Get 5 of 7 questions to level up!

Vertical anglesGet 3 of 4 questions to level up!

Finding angle measures between intersecting linesGet 3 of 4 questions to level up!

Learn

Practice

Finding missing anglesGet 5 of 7 questions to level up!

Create equations to solve for missing anglesGet 5 of 7 questions to level up!

Unknown angle problems (with algebra)Get 5 of 7 questions to level up!

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

Practice

Cross sections of 3D objects (basic)Get 3 of 4 questions to level up!

Level up on the above skills and collect up to 200 Mastery points

Learn

Practice

Explore scale copiesGet 3 of 4 questions to level up!

Corresponding sides and pointsGet 3 of 4 questions to level up!

Identify scale copiesGet 3 of 4 questions to level up!

Identify scale factor in scale drawingsGet 3 of 4 questions to level up!

Interpret scale factor in scale drawingsGet 3 of 4 questions to level up!

Scale copiesGet 3 of 4 questions to level up!

Learn

Practice

Scale drawingsGet 3 of 4 questions to level up!

Construct scale drawingsGet 3 of 4 questions to level up!

Relate scale drawings to areaGet 3 of 4 questions to level up!

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

Up next for you:#### Unit test

Level up on all the skills in this unit and collect up to 2900 Mastery points!