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HELP ASAP i dont know how to do any of this

HELP ASAP i dont know how to do any of this-example-1
User Crystel
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1 Answer

1 vote

Answer:

Explanation:

Circumference is= to diameter * Pi


6\pi = 6*3.14=18.84\\15\pi=15*3.14=47.1

For the ones that are radius, double it, then pi


21*2\pi = 42\pi =42*3.14=131.88\\6.7*2\pi=13.4\pi =13.4*3.14=47.076

User Jim True
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