Terms/Vocab 1
The set of all points between the sides of the angle
What is the Interior of the Angle?
A unit of measure for angles
What is a Degree?
Ray OS
Ray OP
What is O?
An angle of 164o
What is an Obtuse Angle?
An angle that measures > 0o and < 90o
What is an Acute Angle?
The common endpoint of the sides of an angle
What is the Vertex?
An angle formed by 2 opposite rays and measures 180o
What is a Straight Angle?
Ray TY
Ray TG
Ray TZ
What is T?
An angle of 90o
What is a Right Angle?
A tool made for measuring angles
What is a Protractor?
The absolute value of the real numbers that the rays correspond with on a protractor
What is measure?
Angles that have the same measure are said to be this
What are Congruent Angles?
Ray AB
Ray AC
Angle CAB
What is A?
An angle of 45o
What is an Acute Angle?
It's important to remember that when labeling angles with different sides, this should always be noted in the middle
What is the Vertex?
A figure formed by 2 rays, or sides, with a common endpoint called the vertex
What is an angle?
An angle that measures exactly 90o
What is a Right Angle?
Angle BFG
Angle GFD
Ray FD
What is F?
One angle of 45o
Another angle of 45o
What are Congruent Angles?
A ray that divides an angle into 2 congruent angles
What is an Angle Bisector?
The set of points outside the angle
An angle that measures > 90o and < 180o
What is an Obtuse Angle?
Angle XYZ
Angle Y
Ray YX
What is Y?
An angle of 180o
What is a Straight Angle?
An angle that is > 180o
What is a Reflex Angle?