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Angles
Triangles
Misc
Special Segments
Angle types
100
An angle that meausres exactly 90 degrees
What is a right angle?
100
A triangle with 1 right angle
What is a right triangle?
100
The point on that line segment that divides the segment into 2 congruent segments
What is the Midpoint of a segment?
100
2 lines that intersect to form right angles
What are perpendicular lines?
100
Share a common vertex and a common side but have no common interior points
What are adjecent angles?
200
An Angle whose measure is exactly 180 degrees
What is a straight angle?
200
A triangle with no congruent sides
What is a scalene triangle?
200
The line segment extending from any vertex of a trignale to the midpoint of the opposite side
What is the median of a triangle?
200
A ray whose endpoint is the vertex of the angle which divides the angle into 2 congruent angles
What is an angle bisector?
200
2 angles whose sum is 180 degrees
What supplementary angles?
300
An Angle whose meausre is greater than 90 but less than 180 degrees
What is an obtuse angle?
300
A triangle with 2 congruent sides
What is an isosceles triangle?
300
Segements of the same length
What are congruent segments?
300
Any line or segemtn that intesect the segement at it's midpoint
What is a segment bisector?
300
2 angles whose sum is 90 degrees
What are complimentary angles?
400
An angle whose measure is less than 90 degrees and greater than 0 degrees
What is an acute angle?
400
a triangle with 3 acute angles
What is an acute triangle?
400
a triangle with 3 congruent sides
What is an equilateral triangle?
400
A line that bisects the segment and is perpendicullar to the segment
What is a perpendicular bisector?
400
Angles of the same measure
What are congruent angles?
500
An angle whose measure is greater than 180 degrees but less than 360 degrees
What is a reflexive angle?
500
A triangle with 3 congruent angles
What is an equiangular triangle?
500
Adjacent angles whose non-common sides are opposite rays. The sum of the angles are 180 degrees.
What is a linear pair?
500
Line segment extending from any vertext of a triangle, perpendicular to the line containing the opposite side
What is Altitude of a triangle?
500
2 non-adjacent angles formed by 2 intersecting lines
What are vertical angles?