九年級上學期數學外心內心重心
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
FaHui Xie
Used 8+ times
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23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若一個三角形之外接圓半徑為6,則此三角形之外心到三頂點的距離總和為多少?
3
6
9
18
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列有關三角形外心的敘述,何者正確?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
邱老師要學生們針對三角形的外心位置作論述,則下列哪一位同學的說法正確?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
陳老師在黑板上畫了一個三角形,要翰翰找出此三角形的外接圓的圓心。請問翰翰該如何作才對?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若 A、B、C 三個鄉鎮不在同一直線上,要設立一個購物中心 O,使之到三個鄉鎮等距離,則 O 為△ABC 的什麼心?
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