plzzz tel me all the formulas of polygons of class 8 standard... plzz gv it fast
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if regular polygon have n sides
then ,
area of regular polygon
= n. 1/4.a^2.cot (pi/n)
where a is side length .
perimeter of polygon =n x side length
sum of interior angle of polygon =2(n-2) x π/2
each angle of polygon ={(n-2)/n } x π
then ,
area of regular polygon
= n. 1/4.a^2.cot (pi/n)
where a is side length .
perimeter of polygon =n x side length
sum of interior angle of polygon =2(n-2) x π/2
each angle of polygon ={(n-2)/n } x π
abhi178:
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