What is the area (in sq cm) of a regular hexagon of side 15 cm?
Answer & explanation
Correct answer: option 3
Area of regular hexagon = 6 × area of one equilateral triangle.
= 6 × \(\frac{\sqrt{3}}{4}\) a2
= 6 × \(\frac{\sqrt{3}}{4}\) 152
= 6 × \(\frac{\sqrt{3}}{4}\) × 225
= 337.5 \(\sqrt{3}\)