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Fourth Grade (Grade 4) Angles Questions

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Grade 4 Angles CCSS: 4.G.A.1
A 180-degree angle is called a            straight            angle.
Grade 4 Angles CCSS: 4.MD.C.6, MP5
The measure of this angle is       130       degrees.
Protractor 0° to 130°
Grade 4 Angles CCSS: 4.G.A.1
A 90-degree angle is called a         right         angle.
Grade 4 Angles
A 45-degree angle is half a             90-degree             angle.
Grade 4 Angles CCSS: 4.G.A.1
An angle that has a measure greater than 90 degrees and less than 180 degrees is called a(n)                .
  1. Obtuse angle
  2. Right angle
  3. Acute angle
Grade 4 Angles
What is the most reasonable measure for this angle?
20° Angle #2
  1. 75[math]deg[/math]
  2. 120[math]deg[/math]
  3. 90[math]deg[/math]
  4. 20[math]deg[/math]
Grade 4 Angles CCSS: 4.MD.C.6
Measure the following angle. The angle measures       135       degrees.
135° Angle #2
Grade 4 Angles
What type of angle is greater than a right angle? Pick two.
  1. acute
  2. obtuse
  3. right
  4. straight
Grade 4 Angles CCSS: 4.G.A.1
How many degrees does an acute angle measure?
  1. 90
  2. 95
  3. 60
  4. 180
Grade 4 Angles CCSS: 4.G.A.1
Which answer choice contains a true statement about the following shape?
Parallelogram v2
  1. There are 4 right angles.
  2. There are 0 right angles.
  3. There are 2 right angles.
  4. There is 1 right angle.
Grade 4 Angles
Is an angle a line?
  1. yes
  2. no
Grade 4 Angles CCSS: 4.G.A.1
A right angle measures how many degrees?
  1. 90 degrees
  2. 50 degrees
  3. 80 degrees
  4. 60 degrees
Grade 4 Angles CCSS: 4.G.A.1
This is a right angle.
90° Angle #1
  1. True
  2. False
Grade 4 Angles CCSS: 4.G.A.1
Which is formed by two rays with the same endpoint?
  1. angle
  2. intersecting lines
  3. regular polygon
  4. ray
Grade 4 Angles CCSS: 4.G.A.1
Which answer choice shows a right angle?
  1. 150° Angle #2
  2. 45° Angle #1
  3. 30° Angle #2
  4. 90° Angle #1
Grade 4 Angles
An angle that has a measure of greater than 180 degrees and less than 360 degrees is called a(n)                .
  1. Straight angle
  2. Right angle
  3. Reflex angle
Grade 4 Angles CCSS: 4.MD.C.7
One angle has [math]10deg[/math] more than another angle.
The sum of the angles is [math]90deg[/math]. How many degrees are in each angle?
  1. [math]80deg,10deg[/math]
  2. [math]40deg,50deg[/math]
  3. [math]45deg,45deg[/math]
  4. [math]30deg,30deg[/math]
Grade 4 Angles
A vertex is
  1. a straight line
  2. a squiggle line
  3. a point where two lines meet to form an angle
Grade 4 Angles CCSS: 4.MD.C.6, MP5
Using the protractor, what is the degree measure of the angle shown?
Protractor 81° to 180°
  1. 81
  2. 79
  3. 104
  4. 96
Grade 4 Angles
Lines that intersect to form right angles are called
  1. Parallel Lines
  2. Perpendicular Lines
  3. Congruent Lines
  4. Purple lines
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