QueenMia1801
QueenMia1801 QueenMia1801
  • 13-04-2021
  • Mathematics
contestada

A circular wheel has a diameter of 42 cm. How far will it roll in 5
revolutions?​

Respuesta :

bdavis38930
bdavis38930 bdavis38930
  • 13-04-2021

Answer:

3.142

Step-by-step explanation:

Answer Link
rococo908
rococo908 rococo908
  • 13-04-2021

Answer:

659.75 cm

Step-by-step explanation:

First, find the circumference with the formula C = 2[tex]\pi[/tex]r

The diameter is 42 cm, so the radius will be 21 cm

Plug in the radius into the equation and solve for C

C = 2[tex]\pi[/tex]r

C = 2[tex]\pi[/tex](21)

C = 131.95

Find how far it will roll by multiplying this by 5

131.95(5)

= 659.75

So, in 5 revolutions, it will roll 659.75 cm

Answer Link

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