9/14 Angles and Angle addition EE

18

21

9

17

angles 6 and 3

angles 3 and 5

angles 2 and 7

angles 5 and 2

angles 3 and 5

angles 3 and 6

angles 4 and 7

angles 1 and 7

angles 1 and 7

angles 4 and 6

angles 3 and 5

angles 3 and 4

angles 1 and 4

angles 4 and 5

angles 1 and 7

angles 6 and 2

angles 4 and 5

angles 3 and 5

angles 1 and 7

angles 6 and 5

90

45

100

180

45

180

90

100

180

100

90

45

obtuse

congruent

supplementary

90 degrees

15

90

8

-10

45

3

2

9

7

6

5

11