Across
1
Mathematical rule or equation
3
Result of raising a number to an exponent
5
Divisible by two
6
U-shaped curve of a quadratic function
8
Repeated addition
11
Proven mathematical statement
Down
2
Symbol representing unknown value
4
Number with digits after a point
7
Line touching circle at one point
9
Longest side of a right triangle
10
Three-sided polygon
