Across
1
Result of raising a number to an exponent
3
Exact correspondence on both sides
6
Value that does not change
7
Divisible by two
9
Result of addition
10
Longest side of a right triangle
11
Split into equal parts
12
Comparison of two quantities
Down
2
Number with digits after a point
3
System of ordered marks for measuring
4
Proven mathematical statement
5
Part of a whole number
8
Number greater than zero
13
Line crossing from corner to corner