To join the local gym, a customer must pay $20 for the monthly
membership, plus $3 each time
they use take a class.

its line 2 i just added the rest or else it wouldn't let me answer

the circumference of a circle is, 10.676 cm.

step-by-step explanation:

the formula for circumference of a circle is given by:

where

c is the circumference of a circle and

d is the diameter of a circle.

given: diameter(d) = 3.4 cm and use

substitute these values in [1] we get;

cm

therefore, the circumference of a circle is, 10.676 cm