问题
选择题
如果两圆只有三条公切线,那么这两圆的位置关系是( )
A.内切
B.外切
C.相交
D.外离
答案
∵两圆只有三条公切线,
∴两圆外切.
故选B.
如果两圆只有三条公切线,那么这两圆的位置关系是( )
A.内切
B.外切
C.相交
D.外离
∵两圆只有三条公切线,
∴两圆外切.
故选B.
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Hello. I'm Mike. I'm 15. I'm in No.1 Middle School. This is my Brother, Bill. He's in Shiyan Middle School. He's 10. That's my sister, Helen. She's 20. She's a teacher in our school. These are my parents, Peter Jones and Ann Jones. My father is 50 and my mother is 45. My father is a worker is. My mother is a doctor. I love them very much. | ||||||||||||||||||
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