Classifying, Naming, and Measuring Angles

Classifying, Naming, and Measuring Angles

Multiple Choice

What is the correct definition of an angle? 

• one single ray
• two rays that meet at a single endpoint (vertex)
• two lines that never intersect
• two rays that go in opposite directions

Multiple Choice

Name the vertex of the angle.

• S

• R

• Q

• S, R, and Q are vertices

Multiple Choice

Name the vertex of the angle.

• S

• R

• Q

• S, R, and Q are vertices

Multiple Choice

Name the vertex of the angle.

• E

• F

• D

• E, F, and D are vertices

Multiple Choice

Choose the correct name for the angle marked $\angle3.$  

•  $\angle V$  

•  $\angle IJV$  

•  $\angle IVH$  

•  $\angle JVI$  

Multiple Choice

Choose the correct name for the angle marked $\angle5.$ 

•  $\angle V$  

•  $\angle JVK$  

•  $\angle IJK$  

•  $\angle IVJ$  

Multiple Choice

Choose the correct name for the angle marked  $\angle4.$  

•  $\angle K$  

•  $\angle KVJ$  

•  $\angle LVK$  

•  $\angle JKV$  

Multiple Choice

Find the measure of the missing angle.

• 45 degrees
• 135 degrees
• 90 degrees
• 50 degrees

Multiple Choice

Which type of angle is pictured?

• Acute
• Right
• Obtuse
• Straight

Multiple Choice

Right, acute, or obtuse?

• Right
• Acute
• Obtuse

Multiple Choice

Right, acute, or obtuse?

• Acute
• Right
• Obtuse

Multiple Choice

Define Straight Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180

Multiple Choice

Define Right Angle

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Multiple Choice

Define Acute Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180

Multiple Choice

Define Obtuse Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180

Multiple Choice

What is the equation needed to solve for  $x?$  

•  $2x+76=110$  

•  $76+110=2x$  

•  $2x+110=76$  

•  $76-2x=110$  

Multiple Choice

Which is the BEST description for this image?

• The angles are congruent.

• Then angles are adjacent.

• The angles are vertical.

• The angles are congruent and adjacent.

Multiple Choice

What is another name for  $\angle CBD?$  

•  $\angle ABC$  

•  $\angle CBA$  

•  $\angle DBC$  

•  $\angle B$  

Multiple Choice

What is the correct name for this angle?

•  $\angle A$  

•  $\angle C$  

•  $\angle AC$  

•  $\angle ABC$  

•  $\angle CAB$  

Multiple Choice

What type of angle is shown?

• Acute

• Obtuse

• Right

• Straight

Multiple Choice

Classify this angle.

• Acute angle

• Right angle

• Complementary angles

• Obtuse angle

Multiple Choice

Classify this angle.

• Straight angle

• Supplementary angles

• Acute angle

• Obtuse angle

Multiple Choice

The corners of this road sign are what type of angles?

• Right

• Acute

• Straight

• Obtuse

Multiple Choice

The corners of this road sign are what type of angles?

• Obtuse

• Acute

• Straight

• Right

Multiple Choice

An angle that is more than 90^o.

• right
• acute
• obtuse
• straight

Multiple Choice

An angle that is less than 90^o.

• right
• acute
• obtuse
• straight

Multiple Choice

An angle that is exactly 180^o.

• right
• acute
• obtuse
• straight

Multiple Choice

An angle that is exactly 90 degrees.

• right
• acute
• obtuse
• straight

Multiple Choice

_{What is the measure of the following angle?}  

• 123 degrees.
• 180 degrees.
• 142 degrees.
• 97 degrees. 

Multiple Choice

_{What is the measure of the following angle?}  

• 21 degrees.
• 34 degrees.
• 70 degrees.
• 172 degrees. 

Multiple Choice

A popular unit for angle measure

• degrees

• inches

• centimeters

• liters

Multiple Choice

Determine the value of x.

• $130^o$

• $90^o$

• $50^o$

• $20^o$

Multiple Choice

Determine the measure of the angle.

• 35^o

• 30^o

• 40^o

• 25^o

Multiple Choice

Determine the measure of the angle. Think: is it acute or obtuse?

• 135^o

• 130^o

• 50^o

• 45^o

Multiple Choice

Determine the measure in degrees of the angle. Think: is it acute or obtuse?

• 70^o

• 75^o

• 105^o

• 100^o

Multiple Choice

 The vertex point is where two rays meet to form an angle.  Point ___ is the vertex of every angle in this diagram. 

• B

• C

• H

• R

Multiple Choice

 $\angle BRH$  is a(n)  ______________ angle.

• acute

• obtuse

• straight

• right

Multiple Choice

 $\angle PRC$  is a(n)  ______________ angle.

• acute

• obtuse

• straight

• right