(本小题满分8分)如图,为的切线,为切点,交于点,求的度数.-九年级数学

题目简介

(本小题满分8分)如图,为的切线,为切点,交于点,求的度数.-九年级数学

题目详情

(本小题满分8分)
如图,的切线,为切点,于点,求的度数.
题型:解答题难度:中档来源:不详

答案

解:的切线,为切点
.···································································· 2分
中 ······························· 4分

中 .······························· 6分
.··············································· 8分

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