3-1: TEKS Practice

  • 1. Use the protractor to find the measure of ∠ FAK.

    Measuring angles with a protractor.

  • 2. Use the protractor to find the measure of ∠ CAM.

    Measuring angles with a protractor.

  • 3. Classify the angle as right, straight, acute, or obtuse.

    An angle with a side extending right and a side extending up to the right.

  • 4. Which of the given angles is an obtuse angle?

    • I Angle choice.

    • II Angle choice.

    • III Angle choice.

    • IV Angle choice.

  • 5. The measure of ∠ 1 is (3x − 15)°. Find the value of x.

    Angle 1 is a right angle.

  • 6. The measure of ∠ ABC is 60°. Find the value of x.

    The measure of angle ABC is (3x + 45)°.

  • 7. Writing Use the protractor to find the measure of ∠ BAD. Identify if ∠ BAD is acute, right, straight, or obtuse. List all angles that have the same measure.

    Measuring angles with a protractor.

  • 8. Reasoning The measure of ∠ ABC is 125°. Find the value of x. Explain how you can check your result for this problem.

    The measure of angle ABC is (5x + 50)°.

  • 9. Mental Math The measure of ∠ 1 is (3x + 30)°. Find the value of x.

    Angle 1 is a straight angle.


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Table of Contents

Digits, Grade 7, Volume 1, Homework Helper Unit A: Number and Operations Unit B: Expressions, Equations, and Relationships Unit C: Measurement and Geometry Unit D: Proportionality English/Spanish Glossary Formulas Math Symbols Formulas Measures Properties