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.

To log in and use all the features of Khan Academy, please enable JavaScript in your browser.

Main content

Unit 12: Surface areas and volumes

1,000 possible mastery points

Mastered

Proficient

Familiar

Attempted

Not started

Quiz

Unit test

Combination of solids

Learn

Practice

Combination of solids (basic)Get 3 of 4 questions to level up!
Area of combination of solids (intermediate)Get 3 of 4 questions to level up!
Area of combination of solids (advanced)Get 3 of 4 questions to level up!

Conversion of solids

Learn

Practice

Conversion of solidsGet 3 of 4 questions to level up!
Conversion of solids (advanced)Get 3 of 4 questions to level up!

Quiz 1

Level up on the above skills and collect up to 400 Mastery points

Frustum of a cone

Learn

Practice

Finding dimensions of a frustumGet 3 of 4 questions to level up!
Finding dimensions of a frustum using similar trianglesGet 3 of 4 questions to level up!
Area of frustumGet 3 of 4 questions to level up!
Volume of frustumGet 3 of 4 questions to level up!
Frustum (advanced)Get 3 of 4 questions to level up!

Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 1000 Mastery points!