
南一國小數學3下ch5-2
Flashcard
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
將圖形切割後,再重組成另一圖形,面積會如何改變?
Back
面積不變
2.
FLASHCARD QUESTION
Front
什麼是面積?
Back
面積是平面圖形所佔的空間大小,通常以平方單位表示。
3.
FLASHCARD QUESTION
Front
如何計算矩形的面積?
Back
矩形的面積 = 長 × 寬。
4.
FLASHCARD QUESTION
Front
如果一個正方形的邊長是4公分,面積是多少?
Back
面積 = 4公分 × 4公分 = 16平方公分。
5.
FLASHCARD QUESTION
Front
什麼是平行四邊形?
Back
平行四邊形是對邊平行且相等的四邊形。
6.
FLASHCARD QUESTION
Front
如何計算平行四邊形的面積?
Back
平行四邊形的面積 = 底 × 高。
7.
FLASHCARD QUESTION
Front
如果一個平行四邊形的底是5公分,高是3公分,面積是多少?
Back
面積 = 5公分 × 3公分 = 15平方公分。
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