221直角坐標平面
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
什麼是直角坐標平面?
Back
直角坐標平面是由兩條互相垂直的數軸(x軸和y軸)組成的平面,用於表示點的坐標。
2.
FLASHCARD QUESTION
Front
坐標點的格式是什麼?
Back
坐標點的格式為 (x, y),其中 x 是水平位置,y 是垂直位置。
3.
FLASHCARD QUESTION
Front
第一象限的特徵是什麼?
Back
第一象限的特徵是 x 和 y 坐標均為正數。
4.
FLASHCARD QUESTION
Front
第二象限的特徵是什麼?
Back
第二象限的特徵是 x 坐標為負數,y 坐標為正數。
5.
FLASHCARD QUESTION
Front
第三象限的特徵是什麼?
Back
第三象限的特徵是 x 和 y 坐標均為負數。
6.
FLASHCARD QUESTION
Front
第四象限的特徵是什麼?
Back
第四象限的特徵是 x 坐標為正數,y 坐標為負數。
7.
FLASHCARD QUESTION
Front
坐標 (0, 0) 被稱為什麼?
Back
坐標 (0, 0) 被稱為原點,是所有坐標的起點。
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