九上3-2外心
Authored by 黃俊賓 關山國中
Mathematics
9th Grade
Used 3+ times
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10 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
外心是由什麼線畫出來的?
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
內心是由什麼線畫出的?
(a)
3.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
重心是由什麼線畫出來的?
(a)
4.
DRAG AND DROP QUESTION
1 min • 1 pt
外心在 (a) 的內部，在 (b) 的斜邊中點上，在 (c) 的 外部。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(?)= X斜邊長
內切圓直徑
外接圓直徑
內切圓半徑
外接圓半徑
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在△ABC中，∠A=120、∠B=40、∠C=20，O點為△ABC的外心，∠BOC=?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在△ABC中，∠A=90、∠B=40、∠C=50，O點為△ABC的外心，∠BOC=?
180°
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