? asked in 教育與參考考試 · 1 decade ago

auto cad這題如何畫?

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  • 1 decade ago
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    參考解法

    http://autocad.i-site.com.tw/temp/2007-21-11.rar

    ==========================================

    1.先畫出底座的部分

    2.利用弧的「起點、終點、角度」,畫出這個弧,角度是89.5

    從起點連到弧的圓心,再到弧的終點

    這兩條線的夾角會是89.5度

    3.使用圓的3p,通過起點、終點、圓心

    4.圓與80線交點即為所求

    ==============================

    ===CAD劍少 ===

    ===http://autocad.i-site.com.tw/ ===

    ===yao20128@ms41.hinet.net ===

    ==============================

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