如图,直线AB,CD相交于点O,若∠BOC比∠AOC的2倍大33°,求各角的度数∠AOD与∠COB是对顶角∠AOC与∠DOB是对顶角∠AOD和∠AOC互余∠COB和∠DOB互余

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如图,直线AB,CD相交于点O,若∠BOC比∠AOC的2倍大33°,求各角的度数∠AOD与∠COB是对顶角∠AOC与∠DOB是对顶角∠AOD和∠AOC互余∠COB和∠DOB互余
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如图,直线AB,CD相交于点O,若∠BOC比∠AOC的2倍大33°,求各角的度数∠AOD与∠COB是对顶角∠AOC与∠DOB是对顶角∠AOD和∠AOC互余∠COB和∠DOB互余
如图,直线AB,CD相交于点O,若∠BOC比∠AOC的2倍大33°,求各角的度数
∠AOD与∠COB是对顶角
∠AOC与∠DOB是对顶角
∠AOD和∠AOC互余
∠COB和∠DOB互余

如图,直线AB,CD相交于点O,若∠BOC比∠AOC的2倍大33°,求各角的度数∠AOD与∠COB是对顶角∠AOC与∠DOB是对顶角∠AOD和∠AOC互余∠COB和∠DOB互余
∠AOC=x 则2x+33+x=180 x=49° BOC:131° AOD:131° BOD:49°
图画出来就可以了