moniadass8 moniadass8

10-11-2021
Mathematics

contestada

The circumference of a circle is 30cm. (a) Calculate the radius of the circle

Respuesta :

rahelj2008 rahelj2008

10-11-2021

Answer:

C=2πr

30cm=2πr

30cm/2π =2πr/2π

15πcm=r

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