17-08-2020
Mathematics

contestada

What is the circumference of a circle with radius pi?

Respuesta :

mhanifa mhanifa

17-08-2020

Answer:

2π² or 19.74

Step-by-step explanation:

Circumference of a circle is C = 2πr

Given r = π

Then:

C= 2π*π = 2π²

or

≈19.74

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