Is AABC“ ADEF? If so, identify the similarity postulate or theorem that applies.
B
-30"
30"
20
17
(859
А
85
D
с
F
A. Similar - AA
B. Similar - SSS
C. Similar - SAS
D. Cannot be determined

No i refuse to tell you the answer but the estimate is 10

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.