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以72°角为例
6 y, f6 R; b$ E, N @; _! SCommand: a0 _5 h! J1 n/ G2 M2 i
ARC Specify start point of arc or [Center]:- x# G" ]" X5 K, e. g; R+ D2 _0 o
Specify second point of arc or [Center/End]: e8 K" P5 H8 \* k( X2 p. v; E2 ]
$ @8 k- A' ^/ Q6 Y1 i& u
Specify end point of arc:5 j- j6 d3 }, F5 \) W( d, B
Specify center point of arc or [Angle/Direction/Radius]: a/ K, Z0 n4 P& S
Specify included angle: 2162 c6 u% O+ v2 z
# Y6 P/ [1 m+ M
(360 - 72 * 2 = 216) |
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