Answer:
Correct answer is <em>A) Complements of the same angle are congruent.</em>
Step-by-step explanation:
According to Congruent Complement Theorem,
<em><u>"
If 2 angles are complementary to the same angle, then they are congruent to each other".</u></em>
Here, ∠CEF is complementary to ∠DCF, hence ∠DCF ≅ ∠FEG.
Using an exponential function, the inequality is given as follows:

The solution is t > 2.9, hence the tax status will change within the next 3 years.
<h3>What is an exponential function?</h3>
A decaying exponential function is modeled by:

In which:
- A(0) is the initial value.
- r is the decay rate, as a decimal.
For this problem, the parameters are given as follows:
A(0) = 9400, r = 0.143.
The population after t years is modeled by:



The tax status will change when:

Hence the inequality is:

Then:



Since both logs are negative:

t > 2.9.
The solution is t > 2.9, hence the tax status will change within the next 3 years.
More can be learned about exponential functions at brainly.com/question/25537936
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Answer:
A = (1, 4)
Step-by-step explanation:
Given :
Square numbers include : 1², 2², 3², 4²,...
x|x square numbers less than 5
1² = 1
2² = 4
3² = 9 (not applicable)
Square numbers less than 5 are ; 1, 4
Hence,
Set A = (1, 4) where, x|x square numbers less than 5
A = (1, 4)
Answer: C) a general rule most people follow
The english phrase "rule of thumb" referes to an approximate method for doing something, based on practical experience rather than theory. An example of a rule of thumb would be: changing the oil of a car every certain number of milles traveled. "<em>To start with, change the oil every 5000 or 6000 miles". </em>In the example you can notice that is not strictly accurate or reliable for every situation.