Measuring Angles with a Protractor

The video tutorial introduces the concept of angles and demonstrates how to measure and create angles using a protractor. It explains the process of aligning the protractor with rays and identifying angle measures. The tutorial also covers measuring angles in real-world objects like starfish and slides, emphasizing the importance of accurate vertex placement. The video concludes with a summary of the skills learned, including measuring and creating angles.

What is the angle measure of the first chair mentioned?

• 145 degrees

• 120 degrees

• 35 degrees

• 150 degrees

Tags

CCSS.4.MD.C.6

What tool is used to measure angles?

• Ruler

• Stopwatch

• Compass

• Protractor

Tags

CCSS.4.MD.C.6

How do you measure an angle facing the opposite direction?

• Use the outer scale of the protractor

• Flip the paper

• Use the inner scale of the protractor

• Guess the measurement

Tags

CCSS.4.MD.C.6

What is the correct way to measure an angle using a protractor?

• Aligning the vertex with the protractor's center

• Measuring the length of the sides

• Using a ruler instead of a protractor

• Guessing the angle size

Tags

CCSS.4.G.A.1

Which angle measures 145 degrees?

• Both A and B

• Neither A nor B

• Angle B

• Angle A

Tags

CCSS.4.MD.C.6

How do you create an angle of 130 degrees?

• Draw a vertical line

• Estimate without tools

• Use the outer numbers on the protractor

• Use the inner numbers on the protractor

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CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

What is the angle measure between the starfish's arms?

• 85 degrees

• 65 degrees

• 75 degrees

• 55 degrees

Tags

CCSS.4.G.A.1

What is the angle measure of the slide?

• 85 degrees

• 75 degrees

• 65 degrees

• 55 degrees

Tags

CCSS.4.MD.C.6

Can you still measure an angle without rotating it?

• Yes, by subtracting

• No, it's impossible

• Yes, by adding

• Yes, by guessing

Tags

CCSS.4.MD.C.6

What is the angle measure formed by the tree branch?

• 65 degrees

• 55 degrees

• 85 degrees

• 75 degrees

Tags

CCSS.4.MD.C.6