Postulates
Any straight line has one and only midpoint.
Midpoint postulate
What is an if-then statement?
conditional statement
what does this symbol mean: --->
implies
what is the identity/reflexive axiom say?
any quantity is equal to itself
what did we use the circle activity to demonstrate?
syllogisms
AB + BC = AC
segment addition postulate
If a conditional statement is "if x, then y", what is the converse?
if y, then x
what does this symbol mean? ~
not
which axiom says that things that are equal/congruent to the same thing are equal/congruent to each other?
transitive axiom
which premise in a syllogism contains the smallest and medium circles?
minor premise
if two parallel lines are cut by a transversal, then corresponding angles are congruent
parallel transversal postulate
What is the format of the contrapositive statement (with x and y)?
if not y, then not x
what does the and symbol look like?
^
which axiom is represented here?
x=y
3y-6=3x-6
subsitution axiom
what is always the first "reason" in a two column proof?
Given
How many bisectors can an angle have?
One and only one
what is the conditional statement for this this inverse: "if you do not see the floats, then you do not go to the parade"
If you see the floats, then you go to the parade
what is the conclusion of:
not p and not r implies q
p and not r
therefore ???
not q
which axiom is similar to the segment addition postulate?
partition axiom
which parallel transversal postulate did I say is the only postulate that is not really a theorem?
corresponding angles
Which of these combinations on a triangle does not guarantee congruence: SAS or AAS?
AAS (angle angle side)
write the contrapositive for this converse statement: "if you run away, then you see a bear"
if you do not run away then you do not see a bear
what is the conclusion of this argument:
not r or s implies q
s and r
therefore ???
not q
if AB= (1/2)AC and we know that AB=BC, which axiom can we use to prove that BC= (1/2)AC?
subsitution axiom (or transitive)
similar triangles have congruent _______.
angles