Across
1
Symbol representing unknown value
3
Result of raising a number to an exponent
4
Line segment connecting two circle points
5
Corner point of a polygon
6
Split into equal parts
8
Part of a whole number
10
Number less than zero
Down
2
Result of multiplication
3
Number divisible only by 1 and itself
7
Math using letters for unknown values
9
Number that divides evenly into another
11
Part of a circle's circumference
12
Collection of distinct elements