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Arms of an Angle
Definition of Arms of an Angle

• Arms of an angle are the two lines that meet at a point to form an angle.

More about Arms of an Angle

• The point where the two arms of an angle meet is called vertex.
  

Example of Arms of an Angle

Solved Example on Arms of an Angle

Identify the arms of a given angle.

Choices:
A. vertex P and Q
B. line PR and PQ
C. points R and Q
D. ∠RPQ and ∠PRQ
Correct Answer: B
Solution:
Step 1: Arms of an angle are the two lines that meet at a point to form the angle.

Step 2: So, the arms of the angle are line PR and PQ.

Related Terms for Arms of an Angle

• Angle
• Line
• Ray
• Vertex

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