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A circle has a diameter of 121 inches. Which equation can be used to find the radius of this circle? r=121/2π r=1/2(121) r=121π r=2(121)
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A circle has a diameter of 121 inches. Which equation can be used to find the radius of this circle? r=121/2π r=1/2(121) r=121π r=2(121)

User PolyTekPatrick
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i would say r=1/2(121)

User Gapvision
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The radius of a circle is always half its diameter.

Therefore the radius of a circle with a diameter of 121 inches is 1/2(121).

Hence, the correct answer is r = 1/2 (121)
User Mahabub
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