(2014?滨州二模)如图,已知两点A(2,0),B(0,4),且∠1=∠2,则tan∠OCA=______
(2014?滨州二模)如图,已知两点A(2,0),B(0,4),且∠1=∠2,则tan∠OCA=______
日期:2016-08-17 12:48:17 人气:2
∵∠1=∠2,∴∠BAO=∠ACO,∵A(2,0),B(0,4),∴tan∠OCA=tan∠BAO=42=2.故答案为:2.
(2014?滨州二模)如图,已知两点A(2,0),B(0,4),且∠1=∠2,则tan∠OCA=______