Question

60 points for a drawing of the answer for each question

Answer 1

you should only ask for one answer so pls contact me with which answer you would like me to answer

Answer 2

For part 2 in segments:
a = ----------
b = ----
c = -------

1) a+b = --------------
2) a-b = ------
3) 2b+a = 2× ----, + ----------
= ------------------
4) a+b+c = ---------------------
5) a+2b-c = 2× ----, + ----------, - -------
= -----------