Across
1
Rectangle with four equal sides
4
Steepness of a line
5
Power to which a number is raised
7
Math using letters for unknown values
10
Line segment connecting two circle points
Down
1
Part of a line with two endpoints
2
U-shaped curve of a quadratic function
3
The number representing nothing
4
Exact correspondence on both sides
6
Result of raising a number to an exponent
8
Number less than zero
9
Result of multiplication