Mastering Angles: Identification and Measurement Quiz

  • 4th Grade,
  • 5th Grade,
  • 6th Grade
  • VA SOL Math
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Quizzes Created: 7387 | Total Attempts: 9,527,791
| Questions: 20 | Updated: Aug 4, 2025
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1) Identify this angle:

Explanation

An acute angle is less than 90 degrees, a right angle is exactly 90 degrees, an obtuse angle is between 90 and 180 degrees, and a straight angle is exactly 180 degrees.

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About This Quiz
Mastering Angles: Identification And Measurement Quiz - Quiz

Enhance your understanding of angles with this engaging exercise designed for 5th graders. Focus on identifying various types of angles and accurately measuring them, aligning with Virginia SOL standards. This activity sharpens critical thinking and precision in geometry, crucial for academic success.

2) Identify this type of angle:

Explanation

An obtuse angle measures more than 90 degrees but less than 180 degrees.

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3) Name this angle:

Explanation

A right angle measures exactly 90 degrees, while an acute angle measures less than 90 degrees, an obtuse angle measures more than 90 degrees, and a straight angle measures exactly 180 degrees.

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4) What is the name of an angle that measures more than 180 degrees?

Explanation

A reflex angle is an angle that measures more than 180 degrees, which is larger than a straight angle (180 degrees). An acute angle measures less than 90 degrees, an obtuse angle measures between 90 and 180 degrees, and a right angle measures exactly 90 degrees.

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5) What type of angle is 180 degrees?

Explanation

A straight angle is exactly 180 degrees, forming a perfectly straight line. An obtuse angle is greater than 90 degrees but less than 180 degrees. A right angle is exactly 90 degrees, forming a square corner. An acute angle is less than 90 degrees.

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6) What type of angle is 90 degrees?

Explanation

A right angle is exactly 90 degrees, while an acute angle is less than 90 degrees, an obtuse angle is greater than 90 degrees, and a straight angle is exactly 180 degrees.

Submit
7) What type of angle is 268 degrees?

Explanation

In geometry, angles can be classified into different categories based on their measurement. An acute angle is less than 90 degrees, a right angle is exactly 90 degrees, and an obtuse angle is between 90 and 180 degrees. A reflex angle is greater than 180 degrees but less than 360 degrees.

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8) What type of angle is greater than 90 degrees but less than 180 degrees?

Explanation

An obtuse angle measures greater than 90 degrees but less than 180 degrees, making it the correct answer. An acute angle measures less than 90 degrees, a right angle measures exactly 90 degrees, and a straight angle measures exactly 180 degrees.

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9) What type of angle is less than 90 degrees?

Explanation

The question is asking for a type of angle that measures less than 90 degrees. An acute angle is any angle that measures less than 90 degrees. A right angle measures exactly 90 degrees, an obtuse angle measures between 90 and 180 degrees, and a straight angle measures exactly 180 degrees.

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10) What is the term for an angle that measures 180 degrees and nothing else?

Explanation

A straight angle is a flat angle that measures 180 degrees, whereas a right angle is 90 degrees, an acute angle is less than 90 degrees, and an obtuse angle is greater than 90 degrees.

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11) What type of angle is greater than 180 degrees but less than 360 degrees?

Explanation

An angle that is greater than 180 degrees but less than 360 degrees is classified as a reflex angle. An acute angle is less than 90 degrees, a right angle is exactly 90 degrees, and an obtuse angle is greater than 90 degrees but less than 180 degrees.

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12) How many degrees are in a complete circle?

Explanation

A complete circle consists of 360 degrees, representing a full revolution around a point.

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13) What type of angle is 24 degrees?

Explanation

An acute angle is an angle measuring between 0 and 90 degrees. In this case, since 24 degrees is less than 90 degrees, it falls within the range of an acute angle.

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14) What type of angle is 45 degrees?

Explanation

An acute angle is an angle that measures less than 90 degrees. 45 degrees falls within this range, making it an acute angle.

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15) What type of angle is 125 degrees?

Explanation

An angle measuring 125 degrees falls between 90 and 180 degrees, making it an obtuse angle.

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16) What is a 90-degree angle?

Explanation

In geometry, a 90-degree angle is referred to as a right angle, which is equal to one-quarter of a full revolution.

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17) What is a tool that is commonly used to measure angles?

Explanation

A protractor is a specialized tool designed specifically for measuring angles accurately.

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18) What type of angle is 100 degrees?

Explanation

An angle measuring 100 degrees falls between 90 and 180 degrees, categorizing it as an obtuse angle.

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19) What is the term used to describe the point where the two rays connect to form an angle?

Explanation

In geometry, the vertex is the point where two rays or line segments meet to form an angle. The other options do not specifically refer to the point where two rays form an angle.

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20) Angles are measured with smaller __________.

Explanation

Angles are measured using degrees or radians, not with physical measuring tools like rulers, compasses, or protractors.

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  • Answered
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Identify this angle:
Identify this type of angle:
Name this angle:
What is the name of an angle that measures more than 180 degrees?
What type of angle is 180 degrees?
What type of angle is 90 degrees?
What type of angle is 268 degrees?
What type of angle is greater than 90 degrees but less than 180...
What type of angle is less than 90 degrees?
What is the term for an angle that measures 180 degrees and nothing...
What type of angle is greater than 180 degrees but less than 360...
How many degrees are in a complete circle?
What type of angle is 24 degrees?
What type of angle is 45 degrees?
What type of angle is 125 degrees?
What is a 90-degree angle?
What is a tool that is commonly used to measure angles?
What type of angle is 100 degrees?
What is the term used to describe the point where the two rays connect...
Angles are measured with smaller __________.
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