Across
1
Result of raising a number to an exponent
3
System of ordered marks for measuring
5
Mathematical rule or equation
6
Result of multiplication
7
Symbol representing unknown value
8
Math using letters for unknown values
9
Middle value in an ordered dataset
Down
2
Part of a line with two endpoints
4
Round shape with all points equidistant
6
Closed shape with straight sides
10
Distance from center to edge of circle
11
Divisible by two
12
Longest side of a right triangle