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01-06-2018
Mathematics

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Can someone please help me with this?

1. By what factor does the circumference change if the radius is tripled? Explain.

Can someone please help me with this 1 By what factor does the circumference change if the radius is tripled Explain class=

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LammettHash LammettHash

01-06-2018

The circumference of a circle with radius [tex]r[/tex] is [tex]2\pi r[/tex]. If the length of the radius is tripled, then the circumference becomes [tex]2\pi(3r)=3\cdot2\pi r[/tex], which is just 3 times the original circle's circumference.

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