
表面積計算與比較
Interactive Video
•
Mathematics
•
5th Grade
•
Easy
YK Chu
Used 1+ times
FREE Resource
4 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一個長方體木塊,長30公分、寬20公分、高10公分,它的表面積是多少平方公分?
1100 平方公分
2200 平方公分
2600 平方公分
3000 平方公分
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將一個長方體木塊從中間鋸成兩半,每半的長度為15公分,則兩塊木塊的總表面積會比原來增加多少平方公分?
100 平方公分
200 平方公分
300 平方公分
400 平方公分
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將兩個長15公分、寬20公分、高10公分的木塊,沿著15公分和10公分的邊黏合在一起,形成一個長40公分、寬15公分、高10公分的新長方體,這個新長方體的表面積是多少平方公分?
2000 平方公分
2200 平方公分
2300 平方公分
2600 平方公分
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有6個邊長1公分的正方體木塊。將它們排成一列(長6公分、寬1公分、高1公分),與排成兩列(長3公分、寬2公分、高1公分)的兩種組合,哪一種組合的表面積比較大?
排成一列的表面積較大
排成兩列的表面積較大
兩種組合的表面積一樣大
無法比較
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