Find the area of a regular hexagon with side length is 4 cm.
Given regular hexagon has the side length of 4 cm.
We can split the given regular hexagon into 6 equilateral triangles.
Area of equilateral triangle = √34 side2
Area of hexagon = 6 × √34 side2
= 3√32 × side2
= 3√32 × 42
= 41.56 cm2