Question

The Relationship Between Circumference & Area Quick Check

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Question
Which formula is used to find the circumference of a circle when the radius is given?(1 point)
Responses

C=π2d
upper C equals 2 d

C=πr
upper C equals r

C=π2r
upper C equals 2 r

C=πr2

Answer 1

[AI-generated answer — Bot GPT 3.5]

upper C equals r