Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
|
transformation |
an operation that maps an original geometric figure onto a new figure |
|
|
coplanar |
points that lie in the same plane |
|
|
midpoint |
points halfway between endpoints |
|
|
interior angles |
angles that lie between two transversals that intersect the same line |
|
|
exterior angles |
an angle formed outside lines by a third line that intersects them |
|
|
negation |
the opposite of a truth value |
|
|
if-then statement |
the form of if p, then q |
|
|
converse |
formed by switching the hypothesis and conclusion |
|
|
postulate |
a statement that is accepted as true without proof |
|
|
transversal |
a line that intersects two or more coplanar lines at two different points |
|
|
corresponding angles |
the angles that have the same relative position at each intersection in a transversal |
|
|
included angle |
the angle formed by two adjacent sides of a polygon |
|
|
included side |
the side located between two consecutive angles of a polygon |
|
|
reflection |
a transformation of a line when the shapes are an equal distance apart |
|
|
translation |
moves a shape in the same direction |
|
|
rotation |
a transformation around a fixed point |
|
|
pre-image |
the original geometric figure in a transformation |
|
|
image |
a figure that results from the transformation of a geometric figure |
|
|
angle bisector |
a ray that divides an angle into two congruent angles |
|
|
conjecture |
an educated guess based on known information |
|
|
inverse |
the negation of a conditional |
|
|
theorem |
a statement or conjecture that can be proven true by undefined terms, definitions, and postulates |
