Across
1
Line touching circle at one point
4
U-shaped curve of a quadratic function
7
Part of a line with two endpoints
10
Rectangle with four equal sides
11
Power to which a number is raised
Down
2
Result of multiplication
3
Mathematical statement of equality
5
Split into equal parts
6
Corner point of a polygon
8
Repeated addition
9
Number with digits after a point
12
Three-sided polygon