Answer:
First Box: Factor by difference of squares
Second Box: It has all perfect squares
Third Box: see my work
Step-by-step explanation:
We have the equation 
Before we do anything, let us bring all of the terms to the left side

Now that we have moved the terms to one side, it is clear that we have a difference of squares.
-Work-

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18.84
Step-by-step explanation:
divide 12 by 2 which is 6 then times that by 3.14
Answer:
<h2>Uh oh! It looks like your question is missing some crucial information.</h2><h2 />
Step-by-step explanation:
There is no " square shown below"
answer for this question is 2 is to 4 is to6 is to 7
Answer:
q is around 85-89 and S is 91-95
Step-by-step explanation:
sorry i dont have a protractor on me this is the best i can do