Octagons

The area and perimeter of a regular octagon with side length 'a'
Download .gx File Expression Count: 2
The diagonals of a regular octagon with side length 'a'
Download .gx File Expression Count: 3
The incircle and circumcircle of a regular octagon with side length 'a'
Download .gx File Expression Count: 2
The diagonals of a regular octagon with side length 'a'
Download .gx File Expression Count: 2
The diagonals of a regular octagon with side length 'a'
Download .gx File Expression Count: 2
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