英语数学题,求翻译解答,要详细过程,急!!
1、Asquarewithsidesoflength1isdividedintotwocongruenttrapezoidsandapentagon,whichhavee...
1、A square with sides of length 1 is divided into two congruent trapezoids and a pentagon,which have equal areas,by joining the center of the square with points on three of the sides,as shown,what is X?
2、Find the sum of all prime numbers between 1 and 100 that are simultaneously 1 greater than a multiple of 1 less than a multiple of 5. 展开
2、Find the sum of all prime numbers between 1 and 100 that are simultaneously 1 greater than a multiple of 1 less than a multiple of 5. 展开
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1;通过在正方形三边上各取一点,并交于中心一点,一个边长为1的正方形被分割成两个全等的梯形和一个五边形,如图所示,求x为多少?
2,,找出在1到100之间的所有素数之和,同时1小于1的倍数并且大于5的倍数。
2,,找出在1到100之间的所有素数之和,同时1小于1的倍数并且大于5的倍数。
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