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# Course 2, Lesson 17, Measuring Angles with a Protractor

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Author: Hector Soto
##### Description:

1. Make sense of problems and persevere in solving them. 2. Use appropriate tools strategically. 3. Attend to precision. 4. Apply properties of operations as strategies to multiply and divide rational numbers. 5. Solve real-world and mathematical problems involving the four operations with rational numbers. 6. Solve multi-step real-life and mathematical problems posed with positive and negative rational numbers in any form (whole numbers, fractions, and decimals), using tools strategically. Apply properties of operations to calculate with numbers in any form; convert between forms as appropriate; and assess the reasonableness of answers using mental computation and estimation strategies. 7. Draw, construct, and describe geometrical figures and describe the relationships between them. 8. Solve real-life and mathematical problems involving angle measure, area, surface area, and volume.

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Tutorial

## Measuring Angles with a Protractor

Source: Deb Borgelt