外心小考1
Authored by 洪銘凰 洪銘凰
Mathematics
9th - 12th Grade
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
直角三角形
銳角三角形
鈍角三角形
等腰直角三角形
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
求外接圓半徑？
30
26
15
13
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
75
150
105
210
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
108
216
144
72
6.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
如圖，O點是銳角△ABC的外心，若
AB＝AC＝10，BC＝12，求△ABC外接圓半徑。
7.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
O點是鈍角△ABC的外心， AB＝AC＝15，BC＝24， 求△ABC外接圓半徑。
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