横向
1
Part of a whole number
4
System of ordered marks for measuring
5
Proven mathematical statement
8
Symbol representing unknown value
9
U-shaped curve of a quadratic function
11
Part of a circle's circumference
13
Part of a line with two endpoints
14
Middle value in an ordered dataset
15
Divisible by two
纵向
2
Reference line in a graph
3
Power to which a number is raised
6
Rectangular array of numbers
7
Mathematical statement of equality
10
Rectangle with four equal sides
12
Number less than zero
