julesyang05oyrfxr
julesyang05oyrfxr
27-02-2018
Mathematics
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Help on #3plzzzz thank you
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mathstudent55
mathstudent55
27-02-2018
[tex] C = 2 \pi r[/tex]
[tex] 30~cm = 2 \times 3.14 \times r [/tex]
[tex] 30~cm = 6.28 \times r [/tex]
[tex] r = \dfrac{30~cm}{6.28} [/tex]
[tex] r = 4.77~cm [/tex]
Answer: The radius is 4.8 cm.
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