10­3 Areas of Regular Polygons.notebook
10­3 Areas of Regular Polygons
April 25, 2017
Find the area of a regular hexagon that has a radius length of 5 cm. Put your answer in simplest radical form.
A = 1/2 * a * P
where a is the apothem
and P is the perimeter
Radius of the Polygon Center to a vertex
Apothem of the Polygon ­ Center to the midpoint of a side
Apr 30­3:46 PM
Find the area of a regular octagon with an apothem length of 12 cm. Round your final answer to the nearest tenth.
Apr 24­3:28 PM
Apr 24­3:27 PM
Find the area of a regular decagon with a perimeter of 40 cm. Round your answer to the nearest tenth.
Apr 24­3:28 PM
Can you write a formula for the area of a regular polygon in terms of the number of sides and the length of the apothem?
Apr 24­3:30 PM
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