横向
1
U-shaped curve of a quadratic function
4
Line crossing from corner to corner
5
Number with digits after a point
6
Result of multiplication
7
Amount of space an object occupies
10
Number divisible only by 1 and itself
纵向
2
Proven mathematical statement
3
Round shape with all points equidistant
8
Value that does not change
9
Middle value in an ordered dataset