youbethatprettymfman youbethatprettymfman

27-06-2020
Mathematics

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The circumference of a circle varies directly as its diameter. When the diameter of a circle is 6 inches the circumference is 18.84 inches then the diameter of a circle with circumference of 6.28 is?

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wegnerkolmp2741o wegnerkolmp2741o

27-06-2020

Answer:

The diameter is 2

Step-by-step explanation:

We can use a ratio to solve

6 x

------- = --------------

18.84 6.28

Using cross products

6 * 6.28 = 18.84x

Divide each side by 18.84

37.68/18.84 = x

2 =x

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