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10 questions
sin 30°=
0
21
212
213
1
tan 45°=
0
21
212
313
1
0
1
21
212
213
cos 30°=
0
1
3
21
213
1
21
212
213
sin 90°=
1
0
21
3
213
1
0
212
213
3
cos 60°=
0
1
21
212
213
tan 30°=
0
1
3
213
313
sin 300°=
−212
−1
−213
212
213
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