Practice the problems of Math in Focus Grade 4 Workbook Answer Key Chapter 9 Practice 2 Drawing Angles to 180° to score better marks in the exam.

## Math in Focus Grade 4 Chapter 9 Practice 2 Answer Key Drawing Angles to 180°

**Use a protractor to draw each angle.**

Question 1.

70° using inner scale

Answer:

We have constructed 70° using inner scale.

Explanation:

Here, we have constructed 70° using inner scale. As the angle opens to the right of the protractor.

Question 2.

147° using outer scale

Answer:

We have constructed 147° using outer scale.

Explanation:

Here, we have constructed 147° using outer scale. As the angle opens to the left of the protractor.

Question 3.

35° using outer scale

Answer:

We have constructed 35° using outer scale.

Explanation:

Here, we have constructed 35° using outer scale. As the angle opens to the left of the protractor.

Question 4.

108° using outer scale

Answer:

We have constructed 108° using outer scale.

Explanation:

Here, we have constructed 108° using outer scale. As the angle opens to the left of the protractor.

**Join the marked endpoint of each ray to one of the dots to form an angle with the given value. Then label the angle.**

Example

Question 5.

Measure of ∠h = 32°

Answer:

Here, we have constructed ∠h = 32°.

**Draw an angle that has each measure.**

Question 14.

35°

Answer:

Here, we have constructed a 35° angle.

Question 15.

125°

Answer:

Here, we have constructed a 125° angle.