Answer:
Hello! Your answer would be below!
Step-by-step explanation:
Graph B)
Hope I helped! Ask me anything if you have questions!
Answer:
10
Step-by-step explanation:
(-1 - 3i)(-1 + 3i) = 1 - 3i + 3i -9i²
1 - 9i²; i² = -1, therefore 1 - 9(-1) = 1 + 9 = 10
Answer:
Approximately 7.16 in
Step-by-step explanation:
Hi there!
Area of a circle equation:
where r is the radius
Plug in the given area 161 in.²

Divide both sides by π to isolate r²

Take the square root of both sides to isolate r

Therefore, the radius of the circle is approximately 7.16 in.
I hope this helps!