Area of a Regular Polygon

A line from the center of a regular polygon at right angles to any of its sides.

• apothem
• radius
• permimeter
• area

Find the area

• 96 cm²
• 48 cm²
• 36 cm²
• 48 cm

What is the area?

• 173.832 u²

• 21.729 u²

• 43.458 u²

• 347.664 u²

The apothem of a 40-sided regular polygon is 11.4 meters. What is its area if each side measures 1.9 meters?

• 216.6 m²

• 433.2 m²

• 866.4 m²

• 1732.8 m²

Find the area of the following polygon.

• 108 u²

• 1782 u²

• 445 in²

• 891 in²

Find the area of the following polygon.

• 15 in²

• 240 in²

• 120 in²

• 20 in²

What is the area of a regular octagon having an apothem of 13.3 meters and a side length of 11 meters?

• 585.2 m²

• 1170.4 m²

• 292.6 m²

• 2340.8 m²

Find the area.

• 12.75
• 191.25
• 19.125
• 95.625

Which is the apothem?

• AD

• AB

• CD

• CB

What is the formula for finding the area of a regular polygon?

• A = ½ ∙P∙ a

• A = 2 ∙P∙ a

• A = ½ ∙b ∙h

• A = ½ ∙d₁d₂