');
(window.slotbydup=window.slotbydup || []).push({
id: '8096091',
container: s,
size: '580,90',
display: 'inlay-fix'
});
})();
点到坐标轴及原点的距离 点P(x,y)到坐标轴及原点的距离: (1)点P(x,y)到x轴的距离等于∣y∣ (2)点P(x,y)到y轴的距离等于∣x∣ (3)点P(x,y)到原点的距离等于
|