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# 三角形的外角【20點】

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- 魔龍帝齊格益力多Lv 71 decade agoFavorite Answer
e+90=134(ext angle of triangle)

e=44

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(180-125)+77=f(ext angle of triangle)

f=132

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g=73+57(ext. angle of triangle)

g=130

2011-01-08 18:38:44 補充：

ext. angle of triangle(三角形外角和)

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