finding area of regular figures using apothem

A ___________ polygon is a polygon that is equiangular (all angles are equal in measure) and equilateral (all sides have the same length). 

• plain
• perfect
• regular
• magical

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

• area 
• apossum
• altitude
• apothem

What is the formula for area of a regular polygon.

• ½⋅apothem⋅perimeter

• a² + b² = c²

• πr²

• √x²+y²

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

What is the area?

• 24 cm²

• 48 cm²

• 120 cm²

• 240 cm²

Find the area of this regular polygon

• 81.8 m²

• 204.4 m²

• 408.8 m²

• 40.8 m²

Find the area of the following polygon.

• 15 in²

• 240 in²

• 120 in²

• 20 in²

Find the area of the following polygon.

• 108 u²

• 1782 u²

• 445 in²

• 891 in²

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