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45thnonagonalnumber

Enter nonagonal number statement


  Calculate nonagonal number 45
Nonagonal numbers form equally spaced points.
The points form a nonagon.


Nonagonal Number Formula

Nn  =  n(7n - 5)
  2

Plug in n = 45

N45  =  45(7(45) - 5)
  2

N45  =  45(315 - 5)
  2

N45  =  45(310)
  2

N45  =  13950
  2







What is the Answer?

N45 = 6,975

How does the Nonagonal Number Calculator work?

Free Nonagonal Number Calculator - This calculator determines the nth nonagonal number
This calculator has 1 input.

What 1 formula is used for the Nonagonal Number Calculator?

  1. Nn = n(7n - 5)/2

For more math formulas, check out our Formula Dossier

What 5 concepts are covered in the Nonagonal Number Calculator?

figurate number
a number that can be represented by a regular geometrical arrangement of equally spaced points. If the arrangement forms a regular polygon, the number is called a polygonal.
formula
a fact or a rule written with mathematical symbols. A concise way of expressing information symbolically.
nonagon
9 sided polygon or 9-gon
nonagonal number
number
an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification. A quantity or amount.

Example calculations for the Nonagonal Number Calculator

Nonagonal Number Calculator Video


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