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15-03-2021
Mathematics

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Find the area of a circle with a diameter 4. either enter an exact answer in terms of π or use 3.14 for π and enter your answer as a decimal

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15-03-2021

Answer:

Step-by-step explanation:

[tex]A=\pi r^2\\ \\ A=\frac{\pi d^2}{4},\ d=4\\ \\ A=\frac{16\pi }{4}\\ \\ A=4\pi[/tex]

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