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16-05-2018
Mathematics

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to the nearest square unit, what is the area of the regular octagon shown below

to the nearest square unit what is the area of the regular octagon shown below class=

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16-05-2018

Look at the picture.

[tex]A_\Delta=\dfrac{15\cdot18.1}{2}=\dfrac{271.5}{2}=135.75[/tex]

Area of the regular octagon:

[tex]A=8\cdot A_\Delta\to A=8\cdot135.75=1086[/tex]

Answer: 1086 square units.

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