Just try Google or calculator millions of sites simplify it
We're not supposed to help with exams. This isn't an exam, is it?
A(0)=202, A(37)=half that.


Last choice.
Answer:
Considering the Law of Cosines:




Answer:
x=16; y=24
Step-by-step explanation:
for (x,23), 23=0.5x+15
x=16
for (18xy), y=0.5*18+15=24