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Pentagon
Author:
Gordon Gavin Zach
The black shape on the soccer ball is a pentagon because it has 5 congruent sides as well as 5 congruent interior angles.
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以百分數比較兩個數值
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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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