Across
1
Sum divided by count
6
Exact correspondence on both sides
7
Amount of space an object occupies
8
Mathematical statement of equality
10
Rectangle with four equal sides
Down
2
Symbol representing unknown value
3
Difference between highest and lowest values
4
Result of raising a number to an exponent
5
Part of a circle's circumference
9
Split into equal parts
11
Line touching circle at one point