Across
1
Split into equal parts
4
Amount of space an object occupies
5
Mathematical statement of equality
6
Mathematical rule or equation
7
Total distance around a shape
9
Space between two intersecting lines
Down
1
Line crossing from corner to corner
2
Rectangle with four equal sides
3
Three-sided polygon
8
U-shaped curve of a quadratic function
10
Number that divides evenly into another