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# Unit 8: Circles

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## About this unit

Explore, prove, and apply important properties of circles that have to do with things like arc length, radians, inscribed angles, and tangents.

### Learn

### Practice

- Arc measureGet 3 of 4 questions to level up!
- Arc measure with equationsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Inscribed shapesGet 3 of 4 questions to level up!

### Learn

### Practice

- Tangents of circles problemsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Graph a circle from its featuresGet 3 of 4 questions to level up!
- Features of a circle from its graphGet 3 of 4 questions to level up!

### Learn

### Practice

- Features of a circle from its standard equationGet 3 of 4 questions to level up!
- Graph a circle from its standard equationGet 3 of 4 questions to level up!
- Write standard equation of a circleGet 3 of 4 questions to level up!

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

### Learn

### Practice

- Features of a circle from its expanded equationGet 3 of 4 questions to level up!
- Graph a circle from its expanded equationGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 160 Mastery points

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Level up on all the skills in this unit and collect up to 1,300 Mastery points!