# Study sets matching "chapter 2 geometry proofs"

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Reflexive Property of Equality

Symmetric Property of Equality

Transitive Property of Equality

Addition Property of Equality

a = a

If a = b... Then b = a

If a = b, and b = c ... Then a = c

If a = b ... Then a + 3 = b + 3

Reflexive Property of Equality

a = a

Symmetric Property of Equality

If a = b... Then b = a

Reflexive Property of Equality

Symmetric Property of Equality

Transitive Property of Equality

Addition Property of Equality

a = a

If a = b... Then b = a

If a = b, and b = c ... Then a = c

If a = b ... Then a + 3 = b + 3

Reflexive Property of Equality

a = a

Symmetric Property of Equality

If a = b... Then b = a

Definition of Congruence

Segment Addition Postulate

Reflexive Property of congruence

Addition Property

If PQ = PQ, then PQ ≅ PQ

If K is between J and L, then JK + KL = JL

EF ≅ EF

If RS = TU, then RS + XY = TU + XY

Definition of Congruence

If PQ = PQ, then PQ ≅ PQ

Segment Addition Postulate

If K is between J and L, then JK + KL = JL

Midpoint Theorem

Segment Addition Postulate

Reflexive Property

Symmetric Property

if m is the midpoint of AB, then AM is congruent to MB

if b is between A and C, then AB+BC=AC

AB is congruent to AB; angle ABC is congruent to ABC (can be u…

if AB is congruent to CD, then CD is congruent to AB

Midpoint Theorem

if m is the midpoint of AB, then AM is congruent to MB

Segment Addition Postulate

if b is between A and C, then AB+BC=AC

algebraic proof

addition property

subtraction property

multiplication property

a proof that is made up of algebraic statements.

If a = b, then a + c = b + c

If a = b, then a - c = b - c

If a = b, then a(c) = b(c)

algebraic proof

a proof that is made up of algebraic statements.

addition property

If a = b, then a + c = b + c

Deductive Reasoning

Inductive Reasoning

Example Inductive Reasoning

Conjecture

Apply definitions, general statements, and already proven theo…

A way of drawing a general conclusion from special cases by ex…

All numbers in the set are multiplied by 3... The sum of the digi…

A conclusion developed by generalizing an idea using the induc…

Deductive Reasoning

Apply definitions, general statements, and already proven theo…

Inductive Reasoning

A way of drawing a general conclusion from special cases by ex…

Division Property of Equality

Distributive Property of Equality

Midpoint theorem of Definition of Midpo…

Supplementary Angles

If a = b... Then a/3 = b/3

If a (b + c)... Then ab + ac

If M is the midpoint of AB, Then AM = MB ... CONVERSE OF THE THE…

Two angles that add up to be 180 degrees

Division Property of Equality

If a = b... Then a/3 = b/3

Distributive Property of Equality

If a (b + c)... Then ab + ac

Midpoint Theorem

Segment Addition Postulate

Reflexive Property

Symmetric Property

if m is the midpoint of AB, then AM is congruent to MB

if b is between A and C, then AB+BC=AC

AB is congruent to AB; angle ABC is congruent to ABC (can be u…

if AB is congruent to CD, then CD is congruent to AB

Midpoint Theorem

if m is the midpoint of AB, then AM is congruent to MB

Segment Addition Postulate

if b is between A and C, then AB+BC=AC

congruent supplements theorem

definition of complementary angles

Vertical angles theorem

Congruent supplements theorem

If two angles are complementary to congruent angles, then the…

If two angles add up to 90 degrees, then they are complementary

Vertical angles are congruent

If two angles are supplementary to congruent angles, the the t…

congruent supplements theorem

If two angles are complementary to congruent angles, then the…

definition of complementary angles

If two angles add up to 90 degrees, then they are complementary

Theorem 2.1: Vertical Angles

Theorem 2.2: Congruent Supplements Theo…

Theorem 2.3: Congruent Complements Theo…

Theorem 2.4

vertical angles are congruent

if two angles are supplements of the same angle, then the two…

if two angles are complements of the same angle, then the two…

all right angles are congruent

Theorem 2.1: Vertical Angles

vertical angles are congruent

Theorem 2.2: Congruent Supplements Theo…

if two angles are supplements of the same angle, then the two…

Reflexive Property of Equality

Symmetric Property of Equality

Transitive Property of Equality

Addition Property of Equality

a = a

If a = b... Then b = a

If a = b, and b = c ... Then a = c

If a = b ... Then a + 3 = b + 3

Reflexive Property of Equality

a = a

Symmetric Property of Equality

If a = b... Then b = a

Conjecture

Inductive Reasoning

Counterexample

Deductive Reasoning

an educated guess based on known information

reasoning that uses a number of specific examples to arrive at…

specific case for which a conjecture is false

method using logic to draw conclusions based upon definitions,…

Conjecture

an educated guess based on known information

Inductive Reasoning

reasoning that uses a number of specific examples to arrive at…

Reflexive Property of Equality

Symmetric Property of Equality

Transitive Property of Equality

Addition Property of Equality

a = a

If a = b... Then b = a

If a = b, and b = c ... Then a = c

If a = b ... Then a + 3 = b + 3

Reflexive Property of Equality

a = a

Symmetric Property of Equality

If a = b... Then b = a

Reflexive Property of Equality

Symmetric Property of Equality

Transitive Property of Equality

Addition Property of Equality

a = a

If a = b... Then b = a

If a = b, and b = c ... Then a = c

If a = b ... Then a + 3 = b + 3

Reflexive Property of Equality

a = a

Symmetric Property of Equality

If a = b... Then b = a

Reflexive Property of Equality

Symmetric Property of Equality

Transitive Property of Equality

Addition Property of Equality

a = a

If a = b... Then b = a

If a = b, and b = c ... Then a = c

If a = b ... Then a + 3 = b + 3

Reflexive Property of Equality

a = a

Symmetric Property of Equality

If a = b... Then b = a

flowchart proof

paragraph proof

Common Segments Theorem

Vertical Angles Theorem

uses boxes and arrows to show the structure of the proff

presents the steps of a proof and their matching reasons as se…

vertical angles are congruent

flowchart proof

uses boxes and arrows to show the structure of the proff

paragraph proof

presents the steps of a proof and their matching reasons as se…

reflective property of =

substitution property of =

symmetric property of =

transitive property of congruence/ =

any value is equal to itself

x=y x+5=7 then y+5=7

x=y then y=x

if a=b and b=c then a=c

reflective property of =

any value is equal to itself

substitution property of =

x=y x+5=7 then y+5=7

conditional statement

if-then form

hypothesis

conclusion

A logical statement that has a hypothesis and a conclusion.

A conditional statment in the form "if p, then q".

The "if" part of a conditional statement written in if-then fo…

The "then" part of a conditional statement in if-then form.

conditional statement

A logical statement that has a hypothesis and a conclusion.

if-then form

A conditional statment in the form "if p, then q".

Addition Property of Equality

Subtraction Property of Equality

Multiplication Property of Equality

Division Property of Equality

If a=b, then a+c=b+c... When you add something to both sides of a…

If a=b, then a-c=b-c... When you subtract something from both sid…

If a=b, then ac=bc... When you multiply both sides of an equation…

If a=b and c≠0, then a/c=b/c... When you divide both sides of an…

Addition Property of Equality

If a=b, then a+c=b+c... When you add something to both sides of a…

Subtraction Property of Equality

If a=b, then a-c=b-c... When you subtract something from both sid…

Addition Property of Equality

Subtraction Property of Equality

Multiplication Property of Equality

Division Property of Equality

If a = b, then a + c = b + c

If a = b, then a - c = b - c

If a = b, then (a)(c) = (b)(c)

If a = b, then a/c = b/c

Addition Property of Equality

If a = b, then a + c = b + c

Subtraction Property of Equality

If a = b, then a - c = b - c

Addition property

Subtraction property

Multiplication property

Division property

If a=b ... then a+c=b+c

If a=b ... then a-c=b-c

If a=b ... then ac=bc

If a=b ... then a/c=b/c ... (iif c does not equal 0)

Addition property

If a=b ... then a+c=b+c

Subtraction property

If a=b ... then a-c=b-c

negation

converse

inverse

contrapositive

opposite of original statement; written as if not p, then q

switched order; if q, then p

opposite of p and q; if not p, then not q

converse then inverse; if not q, then not p

negation

opposite of original statement; written as if not p, then q

converse

switched order; if q, then p

Reflexive Property

Symmetric Property

communitive property

Transitive Property

any segment or angle is congruent to itself ... a=a

Swapping the equal sign. If 5+3=8, then 8=5+3

5+3=3+5

If a=b and b=c, then a=c

Reflexive Property

any segment or angle is congruent to itself ... a=a

Symmetric Property

Swapping the equal sign. If 5+3=8, then 8=5+3

conjecture

inductive reasoning

deductive process

counterexample

an unproven statement that is based on observations

when you find a pattern in specific cases and then write a con…

logical process in which a conclusion is based off of

specific case for which the conjuncture is false

conjecture

an unproven statement that is based on observations

inductive reasoning

when you find a pattern in specific cases and then write a con…