Area of a Regular Polygon 20 cm with 12 sides Calculator
Choose
Area of a Regular Polygon 20 cm with 12 sides is 4478.4609691 cm²
Area of a Regular Polygon 20 cm with 12 sides is 4478.4609691 cm²
Area of a Regular Polygon 20 cm with 12 sides in other units
| Value | unit |
|---|---|
| 0.0447846 | km² |
| 0.0278279 | mi² |
| 44.7846097 | m² |
| 146.9311342 | ft² |
| 1763.1736099 | in² |
| 48.9770447 | yd² |
| 4478.4609691 | cm² |
| 44784.609691 | mm² |
Steps:
Given that Side, a = 20 cm and No of sides, n = 12
We know that, Area = n * a² * cot(π/n) /4
Put the values in area Formula.
A = 12 * cm² * cot(π/12)/4
Simplify the above equation
A = 4478.4609691 cm²
∴ Area of a Regular Polygon 20 cm with 12 sides is 4478.4609691 cm²