ewestby1oqmgch ewestby1oqmgch

11-06-2017
Mathematics

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What is the area of a regular octagon with a side length of 5 m and a distance from the center to the vertex of 6.5 m ?

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Ninayzl Ninayzl

11-06-2017

Answer is 120
Use the Pythagorean theorem to find the distance from the center to the side, 6.5²-(5/2)²=6², so the distance is 6. The perimeter is 5×8=40 then use ½(6)(40)=120

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Brainly170 Brainly170

11-06-2017

It would be 120 if you use 5 but if you use 6.5 it would be 204.

I hope this helps:)

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