
周界 四年級 數補
Authored by Sin Mui
Mathematics
4th Grade
Used 4+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
正方形花園邊長是40m,它的周界是多少m?
40 m
400 m
800 m
160 m
2.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
以下哪個是正方形周界公式?
( 長 + 闊 ) x 2
( 長 x 闊 ) x 2
( 長 + 闊 ) ÷ 2
邊長 x 4
3.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
一張卡片長20cm,闊10cm,它的周界是多少cm?
20 + 10 x 2
(20 + 10 ) ÷ 2
( 20 + 10 ) x 2
20 x 10 x 4
4.
FILL IN THE BLANKS QUESTION
45 sec • 10 pts
小狗圍著正方形花園跑了100米,正方形花園的邊長是多少米?
(不需輸入單位)(只輸入數字)
(a)
5.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
一個長方形的長是12m,周界是32m,求它的闊。
32 - 12
32 ÷ 2 - 12
32 - 12 x 2
(32 + 12 ) x 4
6.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
一個長方形的闊是14cm,周界是84cm,求它的長。
14 x 8 x 2
(84 -14) x 2
(84 + 12 ) x 2
84 ÷ 2 - 14
7.
MULTIPLE CHOICE QUESTION
45 sec • 10 pts
一個長方形的闊是14cm,長是28cm,求它的周界。
14 x 28 x 2
(28 -14) x 2
28 ÷ 2 - 14
( 14 + 28 ) x 2
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