A plumber buys 20 feet of pipe in February and 35 feet of pipe in March. He spends a total of $384.45. What is the cost of the pipe, per foot?

vertical=18cm horizontal=18cm hypotenuse=25.5

step-by-step explanation:

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

i'm pretty sure the answer is a. decreases with increase in

mark has $52

hope this !