Yes it is a function, it passes the straight line test
Answer: don’t know the answer but use this link I hope I can helps u
http://kevinsworkbench.com/scopecalculator/index.html
Step-by-step explanation:
Answer:
<h2>n = -19</h2>
Step-by-step explanation:

The diagonal is about 180 inches long,because 60×30 equals 1800.Then,since you can't round a number under 5,the answer is about 180 inches long.