Lunalovegood
The sum of the measures of the interior angles of a regular polygon is 900. Find the number of sides in the polygon.



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estudier
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Sum of interior angles is (n2) *180 degrees.

vivalakoda
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Set the equation (as given above) to the sum of the measures which is 900.
Then solve for n (n is the number of sides)

Lunalovegood
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so it would be set up as (n2)*180=900?

vivalakoda
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Yes!

vivalakoda
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If you need help solving it let me know!
(:

Lunalovegood
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n=7?

vivalakoda
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Yes

Lunalovegood
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thanks!

vivalakoda
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Np :D