A:SAS
B:ASA
C:AAS
D:SSS
如图,⊙O的内接四边形ABCD两组对边的延长线分别交于点E,F.
(1)若∠E+∠F=α,求∠A的度数(用含α的式子表示);
(2)若∠E+∠F=60°,求∠A的度数.
下列代数式的书写正确的是( )
给下列句子排排顺序。
(____) Here you are.
(____) Some apple pies, thank you.
(____) What would you like?
(____) Something to drink?
(____) Thank you.
(____) I'd like some tea.
(____) Look at this snack bar.