Table of Contents

Phase 1 - Liftoff

The Importance of Accuracy

Teacher Notes

1. This activity should be completed individually.

2. The approximate time for completion is 15 - 25 minutes.

3. The activity is appropriate for additional practice in measuring angles with a protractor, or for preparation for a test.

4. Students should have access to protractors.

5. Answers:

   • A. 40°
   • B. 80°
   • C. 140°
   • D. 110°
   • E. 22°
   • F. 28°
   • G. 90°
   • H. 165°

The Importance of Accuracy

Name: _____________________ Date: __________________

As a Junior Space Explorer, you know the importance of angle measurement. In the examples below, practice accurately measuring angles with your protractor.

Purpose: to demonstrate your skill in accurate angle measurement

Materials:

• protractor

Procedure:

1. Use a protractor to measure the indicated angle.
2. Record its measurement.