若圓O的半徑是7公分,則下列何者不可能為圓O上兩點間的距離?

九年級上學期數學二段總複習

Quiz
•
Mathematics
•
9th Grade
•
Hard
FaHui Xie
Used 4+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(A) 3.5公分
(B) 7公分
(C) 14公分
(D) 16公分
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
直徑是一個圓中最長的弦。
正確
錯誤
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
通過圓心的弦稱為直徑。
正確
錯誤
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知圓O的直徑長為8,有一點P到圓心的距離為8,則P點位置為何?
(A)圓內
(B)圓上
(C)圓外
(D)無法判別
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
已知圓O的半徑為6,且D與此圓心O的距離分別為4,D點與圓O的位置關係。D點在 。(填入圓內、圓上或圓外)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知圓O的直徑為10,若圓心與直線L1的距離為4,求L1與圓O的交點關係為何?
(A)交於兩點
(B)只交於一點
(C)不相交
(D)無法判別
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
已知△ABC~△DEF,A、B、C的對應頂點依序為D、E、F,若△ABC的周長為24,△DEF的周長為36,則△ABC的面積:△DEF的面積=?
(A) 3:2
(B) 2:3
(C) 9:4
(D) 4:9
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