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20-04-2021
Mathematics

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A circular plate has circumferrence 30.8 inches. What is the area of this plate ? Use 3.14 for π.

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aprilkeyes aprilkeyes

20-04-2021

Answer:

75.39 in^2

Step-by-step explanation:

circumference=2πr

30.8=2(3.14)r

30.8=6.28r

4.9=r

Now that we know the radius, we can plug it in for the area equation

area=πr^2

area=(3.14)(4.9)^2

area=(3.14)(24.01)

area=75.39 in^2

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