Question

The internal angle of regular Pentagon is

Answer 1

Regular pentagon have 5 equal sides.

All the interior angles are equal.

$each \: \: interior \: \: angles \: = \frac{(number \: \: of \: \: sides - 2) \times 180}{number \: \: of \: \: sides} \\ \\ = \frac{(5 - 2) \times 180}{5} \\ \\ = \frac{3 \times 180}{5} \\ \\ = 108$


each interior angles of regular pentagon = 108 degree.

Answer 2

180 sides

I hope this helps you!!!