Gudesemilyidn
Answered

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If the circumference of the circle is 125.6cm, what is the radius of the circle? *
1 point
A. 5cm
B. 10cm
C. 15cm​

Sagot :

Caomeicherryidn

MATHEMATICS

PROBLEM

If the circumference of the circle is 125.6cm, what is the radius of the circle.

FORMULA

[tex]C = 2\pi r[/tex]

SOLUTION

[tex]C = 2\pi r \\ 125.6 = 2(3.14)r \\ 125.6 = 6.28 \: r \\ \frac{125.6}{6.28} = \frac{6.28r}{6.28} \\ 20 \: cm = r [/tex]

ANSWER

[tex]r = 20 \: cm[/tex]

I hope it helps ^_^

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