爛頭妹="= 分享
13 years ago
https://images.plurk.com/2df9412590aa575e010c11a2d8a7a22f.jpg 丹怡~
latest #6
爛頭妹="=
13 years ago
o(0,0) a(3,5) b(7,8) c(9,0)
b畫直線垂直x軸
a畫線平行x軸交頭先畫條線
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爛頭妹="=
13 years ago
x軸??
爛頭妹="=
13 years ago
你打ge~
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