All in the Math

These words are listed in alphabetical order according to length. Fit them into their proper places in the Framework. This puzzle has been started for you with the entry NUMBER. Now look for a 6-letter entry starting with M. Continue working this way until the puzzle is completed.

3 Letters Arc

Nil

Set

4 Letters Mean

Sine

Zero

5 Letters Count Minor Roots

6 Letters Arabic Binary Bisect Circle Googol Median Number Rhombi Secant

7 Letters Algebra Formula Integer Inverse Quintic Tangent Totaled

8 Letters Centroid Function Quotient

9 Letters

Additions Equations