Chapter 1.7 Vocab Flashcards

1
Q

an argument that uses logic, definitions, properties, and previously proven statements to show that a conclusion is true

A

Proof

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2
Q

A statement that can be proven

A

Theorem

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3
Q

y+2 = 7
y = 5
what P.O.E was used?

A

Subtraction P.O.E

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4
Q

y-2 = 7
y = 9
what P.O.E was used?

A

Addition P.O.E

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5
Q

y/2 = 4
y = 8
what P.O.E was used?

A

Multiplication P.O.E

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6
Q

2y = 8
y = 4
What P.O.E was used?

A

Division P.O.E

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7
Q

a=a (P.O.E)

A

Reflexive P.O.E

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8
Q

if a=b, then b=a (P.O.E)

A

Symetric P.O.E

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9
Q

if a=b, and b=c, then a=c (P.O.E)

A

Transitive P.O.E

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10
Q

Whats the saying to remember the other P.O.E;s?

A

RST, 1,2,3

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11
Q

if a=b, then b can be used in place of a

A

Substitution P.O.E

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12
Q

A pair of angles with a common end point and ray, but no common interior points

A

Adjacent Angles

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13
Q

A pair of adjacent angles whose non common rays (the shared endpoint) are opposite rays and form a line

A

Linear Pair

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14
Q

two non-adjacent angles formed by a pair of intersecting lines

A

Verticle Angles

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15
Q

Two angles who’s measure adds up to 90 degrees

A

Complementary Angles

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16
Q

Two angles whose measures add up to 180 degrees

A

Supplimentary Angles

17
Q

(in a proof) what you know to be true in a logical, sequential order (the math)

A

Statements

18
Q

(in a proof) the given info, defintions, theorems / postulates, or properties

A

Reasons

19
Q

Right Angle Theorum

A

All right angles are congruent

20
Q

Theorem 1-5

A

If two angles are congruent AND supplimentary angles, then each angle is a right angle