Across
1
Lines that never intersect
5
Mathematical statement of equality
8
Mathematical rule or equation
10
Amount of space an object occupies
11
Steepness of a line
13
Total distance around a shape
Down
2
Collection of distinct elements
3
Power to which a number is raised
4
Closed shape with straight sides
6
Math using letters for unknown values
7
Longest side of a right triangle
9
Result of raising a number to an exponent
12
Repeated addition
14
Reference line in a graph