Across
1
Amount of space an object occupies
2
Steepness of a line
5
Symbol representing unknown value
6
Line touching circle at one point
7
Visual representation of data
8
Closed shape with straight sides
Down
2
System of ordered marks for measuring
3
Number greater than zero
4
Divisible by two
9
Comparison of two quantities
10
Result of raising a number to an exponent
11
Total distance around a shape