Quadrilaterals are polygons that have 4 sides and 4 angles.
The number of sides of two regular polygons are as 5 : 4 and the difference between their angles is 9∘. Find the number of sides of the polygons.
The number of sides in two regular polygons are as 5:4 and the difference between their angles is 60o, find the number of sides in the polygons.
A polygon with 4 sides, 4 vertices and 4 angles is known as: