There are 8! Eight sides on the shape, and all sides are the same shape.
<span>Percent error is the percentage ratio of the observed value and the true value difference over the true value so you don't need plus or minus signs. Thanks!</span>
Answer: 
Step-by-step explanation:
To find the function h(x), you need to subtract the function
and the function
.

Distribute the negative sign:

Now you can add the like terms:

Therefore, you get that the function h(x) is:

Answer:
9 units
Step-by-step explanation:
Given



Required
Determine the length of the longest segment
To do this, we use:

So, we have:



Take positive square root

<em>Hence, the length of the longest segment is 9 units</em>