Area of Regular Polygons

Area of Regular Polygons

Essential Question: How can I find the area of ANY regular polygon?

Open Ended

What is a REGULAR polygon?

Quick Review!

Check out out formula before you practice!

Multiple Choice

Find the area of this polygon.

• 22 mm²

• 110 mm²

• 320 mm²

• 100 mm²

Multiple Choice

A quilt is in the shape of a regular pentagon. It is made from 5 pieces of fabric that are congruent triangles. Each triangle has an area of 16 in². What is the area of the quilt?

• 200 in²

• 40 in²

• 80 in²

• 16 in²

Multiple Choice

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

Multiple Choice

What is the area?

• 24 cm²

• 48 cm²

• 120 cm²

• 240 cm²

Multiple Choice

Find the area of this regular polygon

• 81.8 m²

• 204.4 m²

• 408.8 m²

• 40.8 m²

Multiple Choice

Find the area

• 96 cm²
• 48 cm²
• 36 cm²
• 48 cm

Multiple Choice

Find m<OHM

• 30°

• 60°

• 90°

• 45°

Multiple Choice

Find the length of OM

• 20

• 10

• 10√3

• 5√3

Multiple Choice

 Find the area of the hexagon. $A=\frac{P\cdot a}{2}$ 

• 300√3

• 519.62

• 600√3

• 100√2

Multiple Choice

Find the length of DE.

• 5

• 10

• 20

• 25

Multiple Choice

Find the area of the hexagon.

• 5

• 10

• 20

• 25

Poll

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