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# Unit 5: Relationships in triangles and quadrilaterals

800 possible mastery points

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Quiz

Unit test

### Learn

### Practice

- Prove triangle propertiesGet 3 of 4 questions to level up!

### Learn

### Practice

- Find angles in congruent trianglesGet 3 of 4 questions to level up!
- Find angles in isosceles trianglesGet 3 of 4 questions to level up!

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

### Learn

### Practice

- Justify constructionsGet 3 of 4 questions to level up!

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

### Learn

### Practice

- Prove parallelogram propertiesGet 5 of 7 questions to level up!

### Learn

### Practice

- Parallel & perpendicular lines from graphGet 3 of 4 questions to level up!
- Classify figures by coordinatesGet 3 of 4 questions to level up!

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

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Level up on all the skills in this unit and collect up to 800 Mastery points!