emileywalker123 emileywalker123

04-05-2021
Mathematics

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A certain coin is a circle with diameter 18 mm. What is the exact area of either face of the coin? The exact årea of either face of the coin is mm2. (Simplify your answer. Type an exact answer in terms of re.)

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CutiePieSunshine CutiePieSunshine

04-05-2021

I don't understand it sorry

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