Math, asked by aurumandargentum, 11 months ago

find the no. of sides in a regular polygon ,the sum of whose interior angles is 1620

bharat9291: use the formula (n-2) *180 = 1620

bharat9291: n = 11 sides

Answers

Answered by saniakouser13th

9

sum of all interior angle = ( n - 2) × 180

1620 = 180n - 360

1620 +360 =180n

1980 = 180n

n = 1980/180

= 11
I hope you understand. ...

aurumandargentum: thank you so much

saniakouser13th: it's ok

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