nick6928
nick6928 nick6928
  • 17-07-2021
  • Mathematics
contestada

Find the circumference. Use 3.14. r = 4 cm C = [?] cm ​

Find the circumference Use 314 r 4 cm C cm class=

Respuesta :

jellyjilli
jellyjilli jellyjilli
  • 17-07-2021

Answer:

24.12

Explanation --

Circumference = Pi x D (d --> diameter)

Diameter = 2r (r --> radius)

4+4 (4[2]) = 8

3.14 times 8 (8 is the diameter we just found out, while 3.14 is pi) -->

25.12

Hope this helps!!

Answer Link
adiqa0706
adiqa0706 adiqa0706
  • 17-07-2021

Answer:  c=πd

we need 'd'

hence,

d=2r

d=2(4cm)

d=8cm

now,

c=3.14×8cm

c=25.12cm

Answer Link

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