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> 如图,可以用字母表示出来的不同射线有()A.4条B.6条C.5条D.1条-数学
如图,可以用字母表示出来的不同射线有()A.4条B.6条C.5条D.1条-数学
题目简介
如图,可以用字母表示出来的不同射线有()A.4条B.6条C.5条D.1条-数学
题目详情
如图,可以用字母表示出来的不同射线有( )
A.4条
B.6条
C.5条
D.1条
题型:单选题
难度:中档
来源:不详
答案
以A为端点可用字母表示的有1条:射线AC;
以B为端点可用字母表示的有2条:射线BC,射线BA;
以C为端点可用字母表示的有1条:射线CA.
综上可得:共有4条可用字母表示的不同射线.
故选A.
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题目简介
如图,可以用字母表示出来的不同射线有()A.4条B.6条C.5条D.1条-数学
题目详情
答案
以B为端点可用字母表示的有2条:射线BC,射线BA;
以C为端点可用字母表示的有1条:射线CA.
综上可得:共有4条可用字母表示的不同射线.
故选A.