Area Regular Polygon

A regular decagon has a perimeter of 10 m, and an apothem of 1.5 m. What is the area of the decagon?

• 300 m²

• 30 m²

• 75 m²

• 7.5 m²

What is the formula to find the area of this shape?

• d₁d₂ ÷ 2

• l×w

• (b₁ + b₂)÷2

• Pa÷2

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

• 300√3

• 519.62

• 600√3

• 100√2

What would be the first step in finding the area of the pentagon?

• draw in the apothem

• calculate the length of the side

• calculate the length of the radius

• find the angle measure

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

• area 

• apossum

• altitude

• apothem

Find the area of this polygon.

• 22 mm²

• 110 mm²

• 320 mm²

• 100 mm²

Find the area. (a)  

• 120 ft²

• 124 ft²

• 24.8 ft²

• 99.2 ft²

Find the area of the following polygon. (a)  

• 108 u2

• 1782 u2

• 445 in2

• 891 in2

Find the area of the following polygon. (a)  

• 15 in2

• 240 in2

• 120 in2

• 20 in2

Find the area (a)  

• 96 cm2

• 48 cm2

• 36 cm2

• 48 cm