Slope intercept form is y=mx+b
The answer is
tan42 = x / 5, so x = 5 <span>tan42 = 4.5
the answer is </span><span>4.5</span>
We will verify each options
option-A:

we can factor it



so, this is not irrational.........Answer
option-B:

Since, it can not be factored
so, this is irrational.........................Answer
option-C:

we can factor it



so, this is not irrational.........Answer
option-D:

we can factor it



so, this is not irrational.........Answer
The coefficient (m) of the expression represents: C. the monthly depreciation value of the gadget.
<h3>What is
depreciation?</h3>
Depreciation can be defined as a process in which the monetary value of a physical asset decreases or falls over a period of time, especially due to wear and tear.
In this scenario, we can infer and logically deduce that the coefficient (m) of the given expression represents the monthly depreciation value of Megan's gadget.
Read more on depreciation here: brainly.com/question/25806993
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It would be Pi divided by 4