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Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決 
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1.圓O半徑13,圓內一點P,若線段OP=5,則: (1)
Sep 23rd 2013, 09:51

第1題
(1) 過P點最短弦 = 2 * 根號(13的平方-5的平方) = 2 * 12 = 24

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[求助] 滿臉痘痘的影響...
Sep 24th 2013, 01:03, by s5120593

作者s5120593 (Jerry Chen)

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Re: [討論] 你們會因為女生看鄉土劇而扣分嗎?
Sep 24th 2013, 00:59, by harpe

作者harpe (小風)

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[求助] 滿臉痘痘的影響...
Sep 24th 2013, 01:03, by s5120593

作者s5120593 (Jerry Chen)

看板Boy-Girl

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