Area of the regular octagon is 1086 square units.
What is area of octagon?
The area of octagon is defined as the total amount of area that is enclosed by all octa(eight) sides of the octagon.
Given
a = 15 units
Area of the regular octagon = [tex]2a^{2} (1+\sqrt{2})[/tex]
A = [tex]2(15)^{2} (1+\sqrt{2})[/tex]
A = [tex]2 \times 225\times (1+1.414)[/tex]
A = [tex]1086.3[/tex]
A ≅ [tex]1086 \ unit^{2}[/tex]
Area of the regular octagon is 1086 square units.
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