Question

Which formula is used to find the circumference of a circle when the radius is given?(1 point)
Responses

C=2d
upper C equals 2 d

C=2r
upper C equals 2 r

C=r2
upper C equals r squared

C=r
These are the options. USE THEM

Answer 1

I GAVE YOU THE OPTIONS

Answer 2

I TOLD YOU THATS NOT ONE OF THE OPTIONS

Answer 3

C=2πr
or
Circumference = 2 times pi (3.14159) times radius

Answer 4

I apologize for not using the provided options. The correct formula from the options given is:

C=2πr

Answer 5

I apologize for the oversight. The correct formula from the options provided is:

C=2r
(upper C equals 2 r)