如图,直线 AB,CD 相交于点 O,OE 平分∠AOD,OF⊥OC,
如图,把Rt△ABC放在直角坐标系内,其中∠CAB=90°,BC=5,点A、B的坐标分别为 (1,0)、(4,0),将△ABC沿x轴向右平移,当点C落在直线y=2x﹣6上时,线段BC扫过的面积为____ cm2.
——Hi, Jane, would you like to go hiking with me on Sunday?
——_________. I have too much homework.