Answer:

Step-by-step explanation:
Remember 
You are given the fraction 
First, multiply the numerator and the denominator by -2-3i:

This gives you 13 in denominator, now multiply two complex numbers in numerator:

Thus, the initial fraction is

12% Of 79 Would be 9.48. Hope this helped :)
Answer:
720cm^2
Step-by-step explanation:
i dont think this is right answer
Question is Incomplete;Complete question is given below;
Jerry sold 7/20 of the total number of tickets that were sold for the spring band concert. What percent of the total number of tickets did jerry sell.
Answer:
Jerry sold 35 % of the total tickets.
Step-by-step explanation:
Given:
Jerry sold tickets =
of total number of tickets
We need to find the percent of the total number of tickets Jerry sold.
Solution:
to find the percent of the total number of tickets Jerry sold we need to multiply the fraction by 100 we get;
framing in equation form we get;
Percent of the total number of tickets Jerry sold = 
Hence Jerry sold 35 % of the total tickets.
Answer:
60.25≈60.3°
Step-by-step explanation:
tanФ=14/8=1.75
Ф=arctan=1.75
tan-1
60.25≈60.3