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21-04-2018
Mathematics

contestada

If a circle has a circumference of 66π

, what is its radius?

Question 19 options:

33

66π

132

33π

66

Respuesta :

Аноним Аноним

21-04-2018

[tex]\boxed {\boxed{\text{Circumference =} \pi D}}[/tex]

Given circumference, find the diameter,
66π = πD
D = 66π ÷ π
D = 66 units

Find Radius:
Radius = Diameter ÷ 2
Radius = 66 ÷ 2 = 33

Answer: 33

Answer Link

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