Answer: C
<u>Step-by-step explanation:</u>
Degree of 5 means there are 5 roots.
If 3 roots are real, then there are 2 remaining - which must be imaginary.
Answer: 918km^2
Step-by-step explanation:

Let x be the new dimension of the area;


The answer would be
130 degrees
The decimal between it are 6.7