N邊形內角和-1
Authored by 洪媺玲 洪媺玲
Mathematics
7th - 9th Grade
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
三邊形有幾條邊?
3條
4條
5條
6條
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
八邊形有幾條邊?
5條
6條
7條
8條
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
n邊形有幾條邊?
a條
n條
10條
5條
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
將四邊形劃一條對角線，能切成幾個三角形?
1個
2個
3個
4個
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
將五邊形劃二條對角線，能切成幾個三角形?
1個
2個
3個
4個
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
將六邊形劃三條對角線，能切成幾個三角形?
1個
2個
3個
4個
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
n邊形內角和如何計算? (請選出正確的計算公式)
可切成N個三角形+180°
可切成N個三角形-180°
可切成N個三角形×180°
可切成N個三角形÷180°
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