Seudónimo
Seudónimo
09-03-2018
Mathematics
contestada
Please help me. Thank you.
Respuesta :
AnimeBrainly
AnimeBrainly
09-03-2018
The equation for Circumference is: 2πr
The diameter is 8.4 cm
to find radius (r), divide 8.4 by 2
8.4/2 = 4.2
plug in 4.2 for "r"
2π(4.2)
8.4π cm
is your answer
hope this helps
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