Across
1
Longest side of a right triangle
7
Result of raising a number to an exponent
8
System of ordered marks for measuring
9
Power to which a number is raised
10
Difference between highest and lowest values
11
Line touching circle at one point
Down
2
Line crossing from corner to corner
3
Space between two intersecting lines
4
Exact correspondence on both sides
5
Number with digits after a point
6
Number less than zero
12
Rectangle with four equal sides