設圓O內部一點P,若過P點的最短弦長為12,過P點的最長弦長為20,則OP=?

九上圓與點、直線關係

Quiz
•
Mathematics
•
9th Grade
•
Hard
蔡佩旻 蔡佩旻
Used 2+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
9
8
7
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
設圓O外部一點P,若過P點與圓的最短距離為3,P點與圓最長距離為10,則圓半徑長=?
13
10
7
3
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
弧AB度數=弧CD度數
弧AB長度=弧CD長度
∠AOB=∠COD
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知圓O的半徑為8,扇形AOB的面積為24π,則∠AOB=?度
45
90
135
180
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知圓O的直徑為12,圓上有A、B兩點,且弧AB長度為7π,則∠AOB=?度
45
90
150
210
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
AB>AC>BC
AC>AB>BC
AC>BC>AB
BC>AC>AB
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
16
15
14
13
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