紙張上有一個半徑是0.8cm的圓孔,利用以下哪一個矩形貼紙可完全覆蓋這個圓孔?

小六數學(雜錦)1月19

Quiz
•
World Languages
•
1st - 5th Grade
•
Hard
SUI LAM
Used 1+ times
FREE Resource
51 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
長3cm、闊 1 cm的貼紙
邊長為 2cm 的正方形貼紙
長 4 cm、闊 1 cm的貼紙
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
某圓直徑放大成6倍,放大後的圓面積是原來面積的幾倍?
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列有關速度的敘述何者錯誤?
距離相同,所花的時間較少,速度較快
時間相同,所走的距離較遠,速度較快
速度÷時間=距離
距離÷時間=速度
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
在畫圓形圖之前,需要計算出各統計項目所占扇形圓心角,請根據表格算出蛋白質所占的扇形圓心角是幾度?
78度
102度
120度
60度
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
小沁上個月的零用錢有1000元、小良上個月的零用錢有1200元,根據圓形圖,下列敘述何者正確?
小沁和小良在零用錢的使用情形都是儲蓄最多。
兩人的儲蓄都是35%,所以兩人的儲蓄金額金額是一樣的。
小沁花在買零食的錢比較多。
小良花在買文具的錢比較多
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
講回答(a)
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
講回答(b)
55.74
55.84
55.04
55.94
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