
箏形的性質與計算

Interactive Video
•
Mathematics
•
8th Grade
•
Hard
林淑玲 縣立線西國小林淑玲
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
箏形的定義是什麼?
兩雙對邊分別等長
兩雙鄰邊分別等長
四邊等長
對角線互相垂直平分
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
箏形的兩條對角線有什麼關係?
互相平分
互相垂直
互相平行
長度相等
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若箏形ABCD的兩條對角線長度分別為12和16,則此箏形的面積為何?
48
96
192
384
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,四邊形ABCD為箏形,其中AB=AD=10,CB=CD=17,且AC、BD交於O點。若BD=16,則AC線段的長度為何?
15
21
25
27
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若一個四邊形的其中一條對角線垂直平分另一條對角線,則此四邊形一定是下列哪種圖形?
菱形
箏形
平行四邊形
梯形
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