You can use photo math but the first one is b
Answer:
I believe it is C) They both involve writing a rate.
hope this helps
Step-by-step explanation:
Answer:
f(x) = 9x + 45
Step-by-step explanation:
Pretty sure this is the answer, but that assumes he's only traveling once.
Answer:
The lateral area of the pipe is 942 sq ft.
Step-by-step explanation:
A pipe can be modeled as a cylinder prism.
The lateral area of a cylinder prism can be expressed as the product of the length by the perimeter of the section.
We start by calculating this perimeter.
As the diameter is 25 ft, the perimeter of the section can be expressed as:

Then, to know the lateral surface we multiply this perimeter by the length of the pipe (12 ft):

The lateral area of the pipe is 942 sq ft.