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平行四邊形面積練習

Authored by Kathy Shing

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1st - 5th Grade

平行四邊形面積練習
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一個平行四邊形的高是8 cm,面積是96cm2。如果現在將平行四邊形的高減少2 cm,要使面積不變,底應該增加多少cm?

6 cm

4 cm

8 cm

5 cm

2.

OPEN ENDED QUESTION

3 mins • 1 pt

下圖中有三個平行四邊形,哪一個面積最大?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

如果要用繩子圍成一個如下圖的平行四邊形,最少要用多長的繩子?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

要求繩子的長度,也就是求這個平行四邊形的。

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

我們要先求出平行四邊形的面積:=

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如果要用繩子圍成一個如下圖的平行四邊形,最少要用多長的繩子?

32 cm

64 cm

48 cm

42 cm

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

右圖中,平行四行四邊形的面積是44 cm2,陰影部分的三角形的面積是多少?

44 cm2

22 cm2

11 cm2

無法計算

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