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51问答网 > 关于经纬线的说法正确的是（　　）A．经线长度都相等，纬线都平行B．每条经线和纬线都自成一个圆圈C．地

关于经纬线的说法正确的是（　　）A．经线长度都相等，纬线都平行B．每条经线和纬线都自成一个圆圈C．地

2025-04-04 04:48:55

推荐回答（1个）

回答1：

经线是半圆形，长度相等，经线指示南北方向，纬线指示东西方向，纬线相互平行，故A选项正确；
纬线是圆圈，每两条相对的经线（经度和180°）组成一个圆圈，故B选项错误；
地球仪上可以画出无数条经纬线，故C选项错误；
所有纬线相互平行，所有经线相交于两极点，故D选项错误．
故选：A．

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