Protractor Angles

Presentation

•

Mathematics

•

4th Grade

•

Hard

Joseph Anderson

FREE Resource

7 Slides • 12 Questions

Using a Protractor

Essential question

How can we use a protractor to measure angles?

Some text here about the topic of discussion

Protractor WARNING!

Protractors have two sets of numbers going in opposite directions. One is closer to the inside and the other is towards the outside.

Be careful which you use!

Which numbers (inside or outside) should we be using to determine the angle?

The angle is ACUTE so we know it is less than 90º so we use the inside numbers highlighted yellow.

Which numbers (inside or outside) should we be using to determine the angle?

The angle is OBTUSE so we know it is greater than 90º so we use the inside numbers highlighted yellow.

Take a good look at this angle. Figure out the measurement.

Multiple Choice

A right angle is at what degree

180

Multiple Choice

Another name for a right angle is ___________.

square angle

correct angle

90 degree angle

none of the above

Multiple Choice

What tool do we use to measure angles?

Protractor

Ruler

Multiple Choice

120 degrees

80 degrees

100 degrees

0 degrees

Multiple Choice

145 degrees

155 degrees

35 degrees

0 degrees

Multiple Choice

20 degrees

160 degrees

180 degrees

0 degrees

Multiple Choice

180 degrees

125 degrees

55 degrees

65 degrees

Fill in the Blanks

Fill in the blank. This angle measures

Type answer...

degrees.

Multiple Choice

acute

right

obtuse

Multiple Choice

acute

right

obtuse

none of the above

Multiple Choice

acute

right

obtuse

none of the above

Multiple Choice

acute

right

obtuse

none of the above

Using a Protractor

Show answer

Auto Play

Slide 1 / 19

SLIDE

Similar Resources on Wayground

17 questions

Add and Subtract Fractions with like Denominators Review

Presentation

•

4th Grade

17 questions

Classifying Polygons- Lines and Angles

Presentation

•

4th Grade

11 questions

Interpreting Remainders

Presentation

•

4th Grade

15 questions

Classify Triangles by Angles

Presentation

•

4th - 5th Grade

12 questions

Multiplying Fractions

Presentation

•

4th - 5th Grade

15 questions

12.5 Relate Fractions, Decimals, and Money

Presentation

•

4th Grade

16 questions

4.G.2 Lesson

Presentation

•

4th Grade

16 questions

Place Value Relationships and Comparing Numbers

Presentation

•

4th Grade

Popular Resources on Wayground

10 questions

Safety Day 2026 – Student Review

Quiz

•

9th Grade

21 questions

Continents and Oceans

Quiz

•

6th Grade

20 questions

Parts of Speech

Quiz

•

5th Grade

16 questions

Subject & Predicate

Quiz

•

5th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

12 questions

Map Skills

Quiz

•

3rd Grade

22 questions

Continents and Oceans

Quiz

•

5th Grade

15 questions

Rounding Decimals

Quiz

•

5th Grade

Discover more resources for Mathematics

20 questions

Multiplication and Division Facts

Quiz

•

4th Grade

10 questions

3 digit by 1 digit multiplication

Quiz

•

4th Grade

21 questions

Multiplication Facts

Quiz

•

4th Grade

10 questions

Subtraction with Regrouping

Quiz

•

4th Grade

10 questions

Multiplication Facts

Quiz

•

4th Grade

20 questions

Multiplication Facts (0-5)

Quiz

•

3rd - 4th Grade

15 questions

2-digit by 2-digit Multiplication

Quiz

•

4th Grade

15 questions

Types of Energy Quiz

Quiz

•

4th Grade