ANGLES                                         
 An angle is made up of two rays starting from a common end point. The two rays forming the angle are called the arms or sides of the angle. The common end point is the vertex of the angle.
This is an angle formed by rays   and  . Angle POQ is thus a better way of naming the angle. We denote this by POQ.


In specifying the angle, the vertex is always written as the middle letter.


 

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