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The radius is half the diameter = 1cm

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13y ago
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Q: If the diameter of a circle is 2 cm what is its radius?
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What is the radius of a circle with a diameter of 15 cm?

The diameter of a circle is twice its radius. Thus the radius of a circle is half its diameter. → a circle with a diameter of 15 cm has a radius of 15/2 cm = 7.5 cm


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