如图,正方形ABCD的边长为2,其面积标记为S1,以CD为斜边作等腰直角三角形,以该等腰直角三角形的一条直角边为边向外作正方形,其面积标记为S2,…按照此规律继续下去,则S2016的值为( )
![](https://img.xkw.com/dksih/QBM/2019/7/25/2254493447864320/2255021480828928/STEM/c9437b451b70479e97c54543277b6872.png?resizew=142)
![](https://img.xkw.com/dksih/QBM/2019/7/25/2254493447864320/2255021480828928/STEM/c9437b451b70479e97c54543277b6872.png?resizew=142)
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更新时间:2019-07-26 09:55:51
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【推荐1】如图,已知1号、4号两个正方形的面积之和为7,2号、3号两个正方形的面积之和为4,则a、b、c三个正方形的面积之和为( )
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【推荐2】如图,四边形ABCD为正方形,O为AC、BD的交点,△DCE为Rt△,∠CED=90°,若OE=2
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![](https://img.xkw.com/dksih/QBM/2022/5/23/2985491286056960/3015203081838592/STEM/58790dc74b8b4750b716d5151ed7e857.png?resizew=200)
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【推荐1】如图,在平面直角坐标系中,点A、B分别在x轴的负半轴和正半轴上,以AB为边向上作正方形ABCD,四边形OEFG是其内接正方形,若直线OF的表达式是y=2x,则
的值为( )
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【推荐2】勾股定理相传在商代由商高发现,故又称“商高定理”.如图1,以直角三角形
的各边为边分别向外作正方形,再把较小的两张正方形纸片按图2的方式放置在最大的正方形内,三块阴影区域面积分别记为
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A.![]() | B.![]() | C.![]() | D.![]() |
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