Across
1
System of ordered marks for measuring
4
Part of a whole number
6
Power to which a number is raised
7
Result of raising a number to an exponent
8
Collection of distinct elements
9
Rectangle with four equal sides
10
Number greater than zero
12
Mathematical rule or equation
Down
2
Math using letters for unknown values
3
Distance from center to edge of circle
5
Longest side of a right triangle
7
Total distance around a shape
11
Part of a circle's circumference
13
Part of a line with two endpoints