Area of Regular Polygons

REGULAR in geometry means...

• Normal

• Two sides have the same length

• All sides are equal and all angles are equal

• It has right angles

What is the formula for area of a regular polygon.

• ½⋅apothem⋅perimeter

• a² + b² = c²

• πr²

• √x²+y²

What does the 'a' stand for in the following formula?

• area 
• apossum
• altitude
• apothem

What does the 'p' stand for in the following formula?

• percent

• pentagon

• portion

• perimeter

Find the area

• 96 cm²
• 48 cm²
• 36 cm²
• 48 cm

Find the area of this regular polygon

• 81.8 m²

• 204.4 m²

• 408.8 m²

• 40.8 m²

Find the area.

• 50.4
• 700.56
• 100.08
• 1401.12

Find the area.

• 12.75
• 191.25
• 19.125
• 95.625