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The radius of a circle is 8.2 centimeters. Calculate the circumference of the circle. Round to the nearest tenth

4 answers

C = 2 r π = 2 ∙ 8.2 π = 16.4 π = 16.4 ∙ 3.14 = 51.496 cm

C = 51.5 cm

rounded to the nearest tenth
C≈51.52
55.9
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