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你用幾分鐘能畫(huà)出來(lái)這個(gè),? |
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點(diǎn)評(píng)
這個(gè)不是圓內(nèi)畫(huà)個(gè)等邊三角形,,然后分別三邊中點(diǎn)和三個(gè)頂點(diǎn)畫(huà)相切圓么?
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點(diǎn)評(píng)
贊同,,CAXA畫(huà)很快!
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