浙江省丽水市2021年中考数学真题(原卷版)
2021年浙江省丽水市中考数学试卷一、选择题(本题有10小题,每小题3分,共30分)1.-2的倒数是()A.-2B.C.D.22.计算:的结果是()A.B.C.D.3.如图是由5个相同的小立方体搭成的几何体,它的主视图是()A.B.C.D.4.一个布袋里装有3个红球和5个黄球,它们除颜色外其余都相同从中任意摸出一个球是红球的概率是()A.B.C.D.5.若,两边都除以,得()A.B.C.D.6.用配方法解方程时,配方结果正确的是()A.B.C.D.7.如图,是的直径,弦于点E,连结.若的半径为,则下列结论一定成立的是()A.B.C.D.8.四盏灯笼的位置如图.已知A,B,C,D的坐标分别是(−...
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