Let a be the average of all odd prime numbers less than 50. The integer,most close to a is ( )(英汉小字典:average平均值;odd prime numbers奇质数)
|
从不同的方向看同一物体时,可能看到不同的图形.其中,从正面看到的图叫主视图,从左面看到的图叫左视图,从上面看到的图叫俯视图.由若干个(大于8个)大小相同的正方体组成一个几何体的主视图和俯视图如图所示,则这个几何体的左视图不可能是( )
|
| In a triangle,if measures of three angles are x,2x and 3x respectively,then the measure of the largest angle is( ) (英汉词典triangle:三角形,Measure:量度,the largest angle:最大角.)
|
0 73699 73707 73713 73717 73723 73725 73729 73735 73737 73743 73749 73753 73755 73759 73765 73767 73773 73777 73779 73783 73785 73789 73791 73793 73794 73795 73797 73798 73799 73801 73803 73807 73809 73813 73815 73819 73825 73827 73833 73837 73839 73843 73849 73855 73857 73863 73867 73869 73875 73879 73885 73893 97155