5weenies09 5weenies09
  • 17-06-2022
  • Mathematics
contestada

Help I dont understand how to do this

Help I dont understand how to do this class=

Respuesta :

Scabbers
Scabbers Scabbers
  • 17-06-2022

the formula for circumstance of a circle is:

C= 2×pi×r or C= pi×d (the diameter actually consists of 2 radiuses)

1.

C= pi×7

≈21.99

2.

C= 2×pi×9

=18×pi

≈56.55

3.

C= 2×pi×5

=10×pi

≈31.42

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