Triangle Congruency
Transformations
Definitions
Angles
Statements
100
When two triangles are congruent by having two congruent sides and a congruent angle
What is SAS?
100
When a geometric shape is flipped across a line
What is a reflection?
100
An exact location on a plane
What is a point?
100
An angle between 0 and 89 degrees.
What is an acute angle?
100
When the hypothesis and conclusion of a conditional statement is switched.
What is a converse statement?
200
When two triangles have are congruent by having 3 congruent sides.
What is SSS?
200
When a geometric shape is moved from one place to another
What is a translation?
200
A line of points that extends infinitely in both directions.
What is a line?
200
An angle that is between 91 and 179 degrees
What is an obtuse angle?
200
When the hypothesis and conclusion of a conditional statement are negated.
What is an inverse statement?
300
When two triangles are congruent by two congruent angles and a congruent opposite side.
What is AAS?
300
When a geometric shape is moved in a circular motion
What is a rotation?
300
A line that has two endpoints.
What is a line segment?
300
An angle that measures exactly 90 degrees
What is a right angle.
300
When two conditional statements are combined using "if" and "then".
What is a bi-conditional statement?
400
When two triangles are congruent by two congruent angles and the included side.
What is ASA?
400
When a geometric figure is increased or decreased in size
What is a dilation?
400
A line with one endpoint and the other side extends infinitely in that direction.
What is a ray?
400
An angle that measures exactly 180 degrees
What is a straight angle?
400
When the hypothesis and conclusion of a conditional statement are switched and negated.
What is a contrapositive statement?
500
When two triangles are congruent by having a congruent hypotenuse and a congruent leg.
What is HL?
500
This is preserved in all transformations except dilation.
What is size?
500
The three words in geometry that can be explained but not defined.
What are the undefined terms of geometry?
500
An angle that's measure is between 181 and 359
What is a reflexive angle?
500
An if-then statement in which a hypothesis is related to a conclusion.
What is a conditional statement?
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