Across
1
Rectangular array of numbers
2
U-shaped curve of a quadratic function
5
Number that divides evenly into another
7
Number with digits after a point
8
Closed shape with straight sides
10
Part of a line with two endpoints
11
Single numeral from 0 to 9
Down
2
Result of raising a number to an exponent
3
Exact correspondence on both sides
4
Power to which a number is raised
6
System of ordered marks for measuring
9
Steepness of a line