CameronMyers
CameronMyers
23-04-2017
Mathematics
contestada
I don't understand how to do it
Respuesta :
jalissaalana
jalissaalana
23-04-2017
The formulas:
Circumference= 2(3.14)r
Area= (3.14)r^2
r= radius (half of the diameter)
So, the first one would be C= 2(3.14)(3.5)=21.98
A= (3.14)(3.5)^2 =38.47
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