Common Core: 4th Grade Math : Recognize Angles and Understand Angle Measurement: CCSS.Math.Content.4.MD.C.5

Study concepts, example questions & explanations for Common Core: 4th Grade Math

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Example Questions

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Example Question #1 : Recognize Angles And Understand Angle Measurement: Ccss.Math.Content.4.Md.C.5

What is an angle that measures less than  called? 

Possible Answers:

An acute angle

An obtuse angle

A right angle

Correct answer:

An acute angle

Explanation:

By definition, an acute angle is any angle that measures less than .

Example Question #2 : Recognize Angles And Understand Angle Measurement: Ccss.Math.Content.4.Md.C.5

Two rays that meet at one point, an endpoint, is called ___________.

Possible Answers:

an angle

a ray

a line

Correct answer:

an angle

Explanation:

By definition, an angle is composed of two rays that meet at a point, called the endpoint. 

Example Question #3 : Recognize Angles And Understand Angle Measurement: Ccss.Math.Content.4.Md.C.5

The image below can be described as a ___________.

Line segament

 

Possible Answers:

ray

line segment

angle 

Correct answer:

line segment

Explanation:

A line segment is a straight line that has a starting point and an ending point. 

Example Question #4 : Recognize Angles And Understand Angle Measurement: Ccss.Math.Content.4.Md.C.5

What is an angle that measures more than , but less than  called? 

Possible Answers:

An acute angle

A ray

An obtuse angle

Correct answer:

An obtuse angle

Explanation:

By definition, and obtuse angle is any angle that measure more than , but less than 

Example Question #5 : Recognize Angles And Understand Angle Measurement: Ccss.Math.Content.4.Md.C.5

What is a  degree angle called? 

Possible Answers:

A line segment

A right angle

A ray

Correct answer:

A right angle

Explanation:

By definition, a right angle measures 

Example Question #6 : Recognize Angles And Understand Angle Measurement: Ccss.Math.Content.4.Md.C.5

An angle that measures  is called ___________. 

Possible Answers:

an obtuse angle

a ray

a straight angle

Correct answer:

a straight angle

Explanation:

By definition, a straight angle measures 

Example Question #271 : Measurement & Data

The image below can be described as a ___________.

Ray

Possible Answers:

angle

line segment

ray

Correct answer:

ray

Explanation:

By definition, a ray starts at a point and continues in a certain direction, with no endpoint. 

Example Question #272 : Measurement & Data

The image below can be described as  ___________.

Angle

Possible Answers:

a line

a ray

an angle

Correct answer:

an angle

Explanation:

This image is an angle because it shows two rays meeting at an endpoint. 

Example Question #273 : Measurement & Data

The image below can be described as ___________.

Acute angle

Possible Answers:

a straight angle

an obtuse angle

an acute angle

Correct answer:

an acute angle

Explanation:

The image shows an acute angle because it has a measure of , which is less than 

Example Question #274 : Measurement & Data

The image below can be described as ___________.

Obtuse angle

Possible Answers:

an obtuse angle

a straight angle

an acute angle 

Correct answer:

an obtuse angle

Explanation:

The image shows an obtuse angle because it has a measure of , which is more than  but less than .

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