Answer:
Completing the square. I mean, you can, for some values of a and b, but it's not going to help much if it is messy. Nope!
Factoring. Yes. It's really easy since there is an obvious common factor.
Square root theorem. No idea what this is. And I don't know how it would help.
Quadratic equation. This works, but is a little long for what you have to do.\
Answer:
the measure of <UXW is 57°
Aaron's plane flew 3.21 meters further than Noah's plane.
<u><em>Explanation</em></u>
Aaron's plane flew 4 meters and Noah's plane flew 79 centimeters.
So, first we need to <u>convert 79 centimeters into meters</u>.
We know that, 1 centimeter = 0.01 meter
So, 79 centimeters = 
Now, the difference of distance between Aaron's plane and Noah's plane is 
put them together and add them up
Step-by-step explanation: