Defining the Undefined
Postulates & Theorems
Angle Formation
Things that start with C
Give me a Pee
100
I name a location, have no size, and am represented by a dot.
What is A POINT?
100
I am the postulate that states "If B is between A and C, then AB+BC=AC."
What is SEGMENT ADDITION POSTULATE?
100
We lie on the same side of the transversal, and on the same sides of the two lines the transversal cuts.
What is CORRESPONDING ANGLES?
100
I mean "equal in every manner".
What is CONGRUENT?
100
Lines in the same plane that do not intersect.
What is PARELLEL LINES?
200
I am a straight path, have no thickness, and extend forever.
What is A LINE?
200
I am the postulate that states "If S is in the interior of
What is ANGLE ADDITION POSTULATE?
200
We are nonadjacent angles that lie on opposite sides of the transversal, and between the two lines the transversal cuts.
What is ALTERNATE INTERIOR ANGLES?
200
We are points that lie in the same plane.
What is COPLANAR?
200
A quadrilateral with two pairs of parallel sides.
What is A PARALLELOGRAM?
300
I am a flat surface, have no thickness, and extend forever.
What is A PLANE?
300
I am the theorem that states "if two angles form a linear pair, then they are supplementary."
What is LINEAR PAIR THEOREM?
300
We lie on opposite sides of the transversal, and outside the two lines the transversal cuts.
What is ALTERNATE EXTERIOR ANGLES?
300
CPCTC
What is CORRESPONDING PARTS of CONGRUENT TRIANGLES are CONGRUENT?
300
A five sided polygon.
What is A PENTAGON?
400
It takes two of me to define one line.
What is A POINT?
400
I am the theorem that states "if two angles are supplementary to the same angle, then the two angles are congruent."
What is CONGRUENT SUPPLEMENTS THEOREM?
400
We lie on the same side of the transversal, and between the two lines the transversal cuts.
What is SAME-SIDE INTERIOR ANGLES?
400
An example that proves that a conjecture or statement is false.
What is COUNTEREXAMPLE?
400
A statement that is accepted as true without proof.
What is POSTULATE?
500
I am a statement that is accepted as true without proof.
What is A POSTULATE (AXIOM)?
500
I am the theorem that states "all right angles are congruent."
What is RIGHT ANGLE CONGRUENCE THEOREM?
500
We are the nonadjacent angles formed by two intersecting lines.
What is VERTICAL ANGLES?
500
Angles in the same position in two different polygons that have the same number of angles.
What is CORRESPONDING ANGLES OF POLYGONS?
500
An argument that uses logic to show that a conclusion is true.
What is PROOF?
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