Answer:
4a^2 - 15b + 9b^2
Step by step explanation:
120/4 is 30
You'll be able to put 4 nails thirty times.
You put them every 6 feet
So, you have 5 feet before running out.
Answer:
<h2>16.26</h2>
Step-by-step explanation:
Pythagorean Theorem | a^2 + b^2 = c^2
1) Plug in a & b
<h2>11^2 + 12^2 = c^2</h2>
2) Rewrite
<h2>c =

</h2>
3) Solve
<h2>c = 16.2788206</h2>
4) Round
<h2>16.26</h2>