
第八單元
Authored by chen chen
Mathematics
1st - 5th Grade

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18 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
若梯形的上底、下底和高都增為2倍,面積會增為多少倍?
2
6
4
8
2.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
任意一個梯形中,最多有幾種不同長度的高?
4種
3種
2種
1種
3.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
有一梯形面積是64平方公分,上底5公分,高是8公分,下底是幾公分?
8
9
11
14
4.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
請計算出下面梯形的面積是多少平方公分?
2100
2200
2300
2400
5.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
下面梯形的面積是多少平方公分?
190
170
150
130
6.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
有一個梯形紙板,上底是6公分,下底是18公分,面積是84平方公分,此梯形的高是幾公分?
8
7
9
10
7.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
媽媽做了一條梯形的手帕,上底是13公分,下底是19公分,高是12公分,面積是幾平方公分?
184
128
192
156
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