Answer:
He is incorrect.
Step-by-step explanation:
The correct answer is 4,160.
<span>(x + 3)(x² – 6x + 5)= x³-6x²+5x+3x²-18x+15 =x³ -3x²-13x+15 Answer B</span>
Just subtract 8749 feet from 14497 feet.
14497 feet
- 8749 feet
----------------
? feet
Answer:
The height of the right trapezoid is 
Step-by-step explanation:
Let
x ----> the height of the right trapezoid in units
we know that
The perimeter of the figure is equal to
we have

---> because is a square
substitute
-----> equation A
<em>In the right triangle CDH</em>


so
Remember that 




so


substitute the values in the equation A
-----> equation A




![6=x[5+\sqrt{3}]](https://tex.z-dn.net/?f=6%3Dx%5B5%2B%5Csqrt%7B3%7D%5D)
