利用角平分線作圖,不能將任一角分成幾等分?

翰林國中數學2下CH3-2-基本的尺規作圖

Quiz
•
Mathematics
•
8th Grade
•
Medium
翰林數學 翰林數學
Used 5+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
32
16
8
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
各以 A、B 兩點為圓心
兩弧交於 C、D 兩點
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
75°
60°
45°
30°
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
無交點
一個交點
兩個交點
無限多個交點
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
菱形
梯形
矩形
箏形
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
美慧有一張圓形色紙,想用摺紙的方式摺出45°角,至少需摺疊幾次?
2
3
4
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若已知一角為120°,利用角平分線作圖,欲得到一角為30°,則至少需作圖幾次?
1次
2次
3次
4次
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