Question

the number of sides in a regular polygon whose each angle equal to 180^o​

Answer 1

Hey, your answer...✌

The number of sides in a regular polygon= 4×5=20....

The numbers of each angle= 180°

So, divide 20×80

= 1600

Zero/Zero cancel

20/80= 2/8

= 4

So, the regular polygon have 4