AutoCAD技能檢定練習137

只看该作者 · 发表于 2004-8-11 12:46:16

Quiz 137

限時7分鐘
20. 正八邊形邊長A?多少?
    A 12.898 B 12.897 C 12.887
21. 點B至點C距離為多少？
    A 77.855 B 77.876 C 77.851
22. 斜線區域所圍成的面積?多少？
    A 3332.565 B 3332.656 C 3336.665

只看该作者 · 发表于 2004-8-20 15:19:06

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