Spectrum Math Grade 4 Chapter 7 Lesson 16 Answer Key Measuring and Drawing Angles

This handy Spectrum Math Grade 4 Answer Key Chapter 7 Lesson 7.16 Measuring and Drawing Angles provides detailed answers for the workbook questions.

Spectrum Math Grade 4 Chapter 7 Lesson 7.16 Measuring and Drawing Angles Answers Key

Use a protractor to measure each angle.

Question 1.
a.

____________ = ___________°
The measure of the angle is 60°

Explanation:
By using the protractor we measured the angle of the given figure.
The angle is 60°.

b.

____________ = ___________°
The measure of the angle is 90°.

Explanation:
A right angle measures exactly 90°. So the given figure has 90°.

Question 2.
a.

____________ = ___________°
The measure of the given angle is 120°.

Explanation:
The given figure has an angle of 120°.
∠PQR = 120°.

b.

____________ = ___________°
The measure of the given angle is 175°.

Explanation:
The given figure has an angle of 175°.
∠XYZ = 175°.

Question 3.
a.

____________ = ___________°
The measure of the angle is 90°.

Explanation:
A right angle measures exactly 90°. So the given figure has 90°.
∠123 = 90°.

b.

____________ = ___________°
The measure of the angle is 30°.

Explanation:
The given figure has an angle of 30°.
∠ABC = 30°.

Draw an angle that measures the degrees given.

Question 4.
90°
We have drawn an angle that measures the given degrees.

Explanation:

Question 5.
50°