Math, asked by kunica6764, 1 year ago

The exterior angle of a regular polygon is 1 5 of its interior angle. find the number of sides of the polygon

Answers

Answered by kylar890
0
The sum of   angle and  angle is  since they form a linear pair. 
Let the  angle be . 
angles are in ratio ; so, the  angle is . 
Now


...the exterior angle is equal to  
The sum of the exterior angles of a regular polygon is 
So,we multiply the  angle by the number of the sides. 
 where  is the no. of sides 
 
the answer is= 
 
 
 
 

kylar890: 12
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