横向
1
Three-sided polygon
5
Line crossing from corner to corner
6
Mathematical statement of equality
7
Power to which a number is raised
8
Symbol representing unknown value
纵向
2
Number that divides evenly into another
3
Line touching circle at one point
4
Mathematical rule or equation
5
Number with digits after a point
9
U-shaped curve of a quadratic function
10
Sum divided by count
11
Result of raising a number to an exponent
12
Single numeral from 0 to 9