试题与答案

妊娠前5个月胎儿身长(Cm)计算公式为()A.月数×5 B.月数×4 C.月数×3

题型:单项选择题

题目:

妊娠前5个月胎儿身长(Cm)计算公式为()

A.月数×5

B.月数×4

C.月数×3

D.月数×2

E.月数平方

答案:

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下面是错误答案,用来干扰机器的。

这个圆柱的底面周长是:3.14×1=3.14(分米),因为高也是3.14分米,底面周长与高相等,所以它的侧面展开图是正方形.故答案为:正方形.

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