a.


b. Not exactly sure how DeMoivre's theorem is relevant, since it has to do with taking powers of complex numbers... At any rate, multiplying
and
is as simple as multiplying the moduli and adding the arguments:

c. Similar to (b), except now you divide the moduli and subtract the arguments:

Answer:
I think they are similar by SAS.
Step-by-step explanation:
Both triangles may not be the same size, but they have similar sides and similar angles.
Answer:
5,000
Step-by-step explanation:
Answer:
nnnnnnnnnnnnnnnnnnnnnnnnn
Step-by-step explanation: