mathematics Flashcards

(25 cards)

1
Q

refers to any equality in measure in any 2 geometrical object

A

congruence

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2
Q

when 2 angles have same measures

A

congruent angles

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3
Q

if 2 segments have same lenghts

A

congruent object segments

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4
Q

𝑨𝑩≅𝑨𝑩

A

reflective

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5
Q

If βˆ πŸβ‰…βˆ πŸ, 𝒕𝒉𝒆𝒏 ∠𝟐 β‰…βˆ πŸ

A

symmetric

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6
Q

If 𝑨𝑩≅π‘ͺ𝑫 𝒂𝒏𝒅 π‘ͺ𝑫≅𝑬𝑭, 𝒕𝒉𝒆𝒏 𝑨𝑩 ≅𝑬𝑭

A

transitive

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7
Q

consists of list of statements, and the reasons why those statements are true

A

2 column proof

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8
Q

uses logic and accepted statements

A

deductive reasoning

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9
Q

a convincing demonstation that a statement is mathematically true

A

proof

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10
Q

what theorem is thsi?

π‘¨π’π’ˆπ’π’†π’” π’”π’–π’‘π’‘π’π’†π’Žπ’†π’π’•π’‚π’“π’š 𝒕𝒐 𝒕𝒉𝒆 π’”π’‚π’Žπ’†
π’‚π’π’ˆπ’π’† 𝒐𝒓 𝒕𝒐 π’„π’π’π’ˆπ’“π’–π’†π’π’• π’‚π’π’ˆπ’π’†π’”
𝒂𝒓𝒆 π’„π’π’π’ˆπ’“π’–π’†π’π’•.

A

theorem 5.3

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11
Q

sum of their measures is 180

A

supplumentary

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12
Q

sum of their measures is 90

A

complementary

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13
Q

2 angles whose sides from opposite rays

A

vertical angles

congruent

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14
Q

A point B is between two other points A and C if all three points are collinear and AB +BC = AC.

A

betweeness of points

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14
Q

any 2 lines in a plane may be ??

A

parallel or intersecting

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15
Q

some intersecting lines form

16
Q

2 lines are intersecting if they have a?

17
Q

2 lines are parallel if?

A

they do not meet

18
Q

2 lines are perpendicular if they?

A

form right angles

19
Q

line that intersect 2 or more coplanar lines

20
Q

name the parts

[?]
————->
[?]
————->

A

[exterior]
————->
[interior]
————->
[exterior]

21
Q

correspoding lines, alternate interior and exterior angles are all

22
Q

interior and exterior angles on the same side are?

A

supplementary

23
Q

formula for side interior angles

24
formula for angles 2
180-(180-angle1)-given