菱形周長(zhǎng)是52,則邊長(zhǎng)為13,因?yàn)榱庑蔚膬蓷l對(duì)角線是相互垂直的,
所以另一條對(duì)角線長(zhǎng)為根號(hào)下(13平方-(24/2)平方)*2=10
所以另一條對(duì)角線長(zhǎng)為10
已知菱形的周長(zhǎng)是52,一條對(duì)角線的長(zhǎng)是24,求另一條的長(zhǎng)
已知菱形的周長(zhǎng)是52,一條對(duì)角線的長(zhǎng)是24,求另一條的長(zhǎng)
數(shù)學(xué)人氣:467 ℃時(shí)間:2020-04-06 01:57:45
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