francescapontet
francescapontet francescapontet
  • 19-04-2020
  • Mathematics
contestada


A circle has a circumference of 120 meters What is the measure of its radius? Round
to the nearest tenth
circumference - 120 m

a.38.2
b.376.8
c.19.1
d.753.6

Respuesta :

kesme981
kesme981 kesme981
  • 19-04-2020

Answer:

C.) 19.1

Step-by-step explanation:

[tex]C=2[/tex] π[tex]r[/tex]

[tex]120=2*3.14*r[/tex]

Divide by pi

[tex]\frac{120}{3.14}=2r\\ \\38.22=2r[/tex]

Divide both sides by 2

[tex]\frac{38.22}{2} =\frac{2r}{2} \\\\19.11=r\\\\r=19.1[/tex]

Done.

Answer Link
Аноним Аноним
  • 06-02-2021

Answer:

C. 19.1

I got this correct on TTM

I hope this helps.

Answer Link

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