2013-12-16 15:32:21 来源: 互联网 责编:楷维留学指南
2013年12月12日SAT真题
SAT真题类型:Mathematics > Standard Multiple Choice 数学选择
Read the following SAT test question and then click on a button to select your answer.
In the figure above, the length of
is
and the length of
is
. If a point is chosen at random from
, what is the probability that the point will lie on
?
(A)![]()
(B)![]()
(C)![]()
(D)![]()
(E)![]()
解析:The probability that a point chosen from
will lie on
is the ratio of the length of
to the length of
. The length of
is
and the length of
is
, so the length of
is
. Therefore, the ratio of the length of
to the length of
is
.
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