|
');
(window.slotbydup=window.slotbydup || []).push({
id: '8096091',
container: s,
size: '580,90',
display: 'inlay-fix'
});
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与距离有关公式 1.点P(x，y)到x轴的距离=|y| 2.点P(x，y)到y轴的距离=|x| 3.点P(x，y)到原点的距离d,d2=x2+y2 4.点P(x，y)与点Q(m，n)的距离f,f2=(x-m)2+(y-n)2 (责任编辑：admin) |