45 degrees is the answer to your problem
Answer:
71°
142°
Step-by-step explanation:

Answer:
21<em>a</em> − 8
Step-by-step explanation:
the expression for mean in this case is

with d standing for expenditure in December. Now solve for d:

The student has to spend $45 to meet his goal.
Compound interest formula:
A = P(1+r/n)^nt
A ifs total amount
P = principal
r = interest rate
t = time
n = compound time
A = 2000(1+0.03/1)^4*1
A = $2,251.02