chloekworth chloekworth

27-04-2021
Mathematics

contestada

the area of a circle is 121picm^2. what is the circumference

Respuesta :

KimHaChae KimHaChae

28-04-2021

Step-by-step explanation:

C≈38.99

Using the formulas

A=πr2

C=2πr

Solving forC

C=2πA=2·π·121≈38.99398

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