Area and Perimeter of Regular Polygons

What is the area?

• 24 cm²

• 48 cm²

• 120 cm²

• 240 cm²

Find the area

• 96 cm²

• 48 cm²

• 36 cm²

• 48 cm

Find the area.

• 50.4

• 700.56

• 100.08

• 1401.12

Find the area.

• 12.75

• 191.25

• 19.125

• 95.625

The area of a regular polygon inscribed in a circle can be calculated by using a formula: Match each of the following

• Apothem

• Bisected Central Angle

• 1/2 the side length

• Doesn't have a match

• Radius

What is the length of the side of a regular decagon with an apothem length of 13 ft? Round to the tenth.

Mathematical Equivalence

ON

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

• .5 * s * a * n

• 3 * s a

• .5 b * h

• .5 * d₁d₂

Find the area of the hexagon. (Hint: Multiply everything except √3.)

• 300√3

• 519.62

• 600√3

• 100√2

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

• area 

• apossum

• altitude

• apothem

Find the length of OM

• 20

• 10 

• 10√3

• 5√3