Lesson 2.15: Area of Regular Polygons Answers
A regular octagon has a radius of 6 ft and a side length of 4.6 ft.
A regular hexagon has a radius of 20 in. What is the approximate area of the hexagon?
A regular pentagon has an apothem measuring 3 cm and a perimeter of 21.8 cm.
A regular pentagon is shown.
A regular octagon has an apothem measuring 10 in. and a perimeter of 66.3 in.
The base of the right triangle drawn in the regular octagon measures 0.7 cm.
The area of the regular octagon is approximately 54 cm2.
A community pool that is shaped like a regular pentagon needs a new cover for the winter months. The radius of the pool is 20.10 ft. The pool is 23.62 ft on each side.To the nearest square foot, what is the area of the pool that needs to be covered?
A regular hexagon is shown.
The area of the regular hexagon is 10.4 in.2.
Fiona must find the length indicated by the dotted line for the tiles she is installing. She knows that each polygon is a regular hexagon with a perimeter of 7.5 in.
A square has an apothem measuring 2.5 cm and a perimeter of 20 cm.What is the area of the square, rounded to the nearest square centimeter?
A regular decagon has a radius of 8 cm.What is the approximate area of the decagon? Recall that a decagon is a polygon with 10 sides.
Which statements about finding the area of the equilateral triangle are true? Select three options.
The area of the regular hexagon is 169.74 ft2.
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