![Page 1: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/1.jpg)
How do you know that:
Segment addition postulate
2 3 45
1678
jk
D C
BA
Segment AB + segment BC = segment AC?
![Page 2: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/2.jpg)
How do you know that:
Def linear pair
2 3 45
1678
jk
D C
BA
Angle 1 + angle 8 = 180
![Page 3: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/3.jpg)
Write as a biconditional:
A polygon is an octagon iff it has 8 sides.
An octagon is a polygon with 8 sides.
![Page 4: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/4.jpg)
How do you know that:
Def linear pair
2 3 45
1678
jk
D C
BA
Angle 5 is supp to angle 6
![Page 5: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/5.jpg)
How do you know that:
given
2 3 45
1678
jk
D C
BA
Line j is // to line k?
![Page 6: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/6.jpg)
D
O R
I
Segment DI
Segment OR is congruent to __________.
![Page 7: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/7.jpg)
How do you know that:
Vertical angle thm
2 3 45
1678
jk
D C
BA
Angle 7 is congruent to angle 1
![Page 8: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/8.jpg)
List all pairs of:
1 & 4, 8 & 5
2 3 45
1678
jk
D C
BA
SSE angles
![Page 9: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/9.jpg)
How do you know that:
Vertical angle thm
2 3 45
1678
jk
D C
BA
Angle 4 is congruent to angle 6
![Page 10: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/10.jpg)
Give another name for:
Segment BA
2 3 45
1678
jk
D C
BA
Segment AB
![Page 11: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/11.jpg)
Give another name for:
Ray AC
2 3 45
1678
jk
D C
BA
Ray AB
![Page 12: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/12.jpg)
How do you know that:
// lines Alt Ext angles are congruent
2 3 45
1678
jk
D C
BA
Angle 8 is congruent to angle 4
![Page 13: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/13.jpg)
D
O R
I
Is supplementary to
Angle D ____________ angle O.
![Page 14: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/14.jpg)
Give another name for:
Angle 8, angle DCB, angle ACD, and angle BCD
2 3 45
1678
jk
D C
BA
Angle DCA
![Page 15: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/15.jpg)
Write as a biconditional:
2 angles are congruent iff they have the same measure.
Congruent angles have the same measure.
![Page 16: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/16.jpg)
List all pairs of:
1 & 3 2 & 4 5 & 7 8 & 6
2 3 45
1678
jk
D C
BA
Corresponding angles
![Page 17: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/17.jpg)
How do you know that:
// lines Corresponding angles are congruent
2 3 45
1678
jk
D C
BA
Angle 8 is congruent to angle 6
![Page 18: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/18.jpg)
List all pairs of:
7 & 3 6 & 2
2 3 45
1678
jk
D C
BA
Alt int angles
![Page 19: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/19.jpg)
How do you know that:
Vertical angle thm
2 3 45
1678
jk
D C
BA
Angle 8 is congruent to angle 2?
![Page 20: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/20.jpg)
Write as a biconditional:
2 angles form a linear pair iff they are both adjacent and supplementary.
A linear pair is formed by 2 angles that are both adjacent and supplementary.
![Page 21: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/21.jpg)
D
O R
I
Is congruent to
Angle D ____________ angle R.
![Page 22: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/22.jpg)
List all pairs of:
7 & 6 3 & 2
2 3 45
1678
jk
D C
BA
SSI angles
![Page 23: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/23.jpg)
List all pairs of:
1 & 7, 8 & 2, 6 & 4, 5 & 3
2 3 45
1678
jk
D C
BA
vertical angles
![Page 24: How do you know that: Segment addition postulate 2 3 4 5 1 67 8 j k D C B A Segment AB + segment BC = segment AC?](https://reader036.vdocuments.site/reader036/viewer/2022062317/5a4d1b697f8b9ab0599b27db/html5/thumbnails/24.jpg)
D
O R
I
Segment IR
Segment DO is congruent to __________.