
椭圆及其标准方程课前测试
Quiz
•
Mathematics
•
10th Grade
•
Hard
Standards-aligned

阿不思 邓布利多
FREE Resource
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
椭圆的定义是什么?
椭圆的定义是平面上到一个定点的距离之和等于常数的点到定点的距离之比等于离心率的点的集合。
椭圆的定义是平面上到两个定点的距离之和等于常数的点到定点的距离之比等于离心率的点的集合。
椭圆的定义是平面上到四个定点的距离之和等于常数的点到定点的距离之比等于离心率的点的集合。
椭圆的定义是平面上到三个定点的距离之和等于常数的点到定点的距离之比等于离心率的点的集合。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
椭圆有多少个焦点?
4
3
1
2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
椭圆的标准方程是什么?
Tags
CCSS.HSG.GPE.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
椭圆的离心率是什么?
小于1
大于1
等于1
无穷大
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
椭圆的焦点到中心的距离是什么?
半长轴的长度
半短轴的长度
离心率的倒数
离心率的平方
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
椭圆的对称轴是什么?
长轴
短轴
焦点
中心
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