問題詳情

38.The line of intersection of the surface of a sphere and any plane which passes through thecentre of the sphere defines .
(A)great line
(B)great circle
(C)parallel line
(D)rotary circle

參考答案

答案：B
難度：適中0.5
統計：A(0),B(2),C(2),D(0),E(0)