S = n(a1 + an)/2
2S = n(a1 + an)
2S = na1 + nan
nan = 2S - na1
an = (2S - n a1)/n
Answer:
what lable i dont see nothing
Step-by-step explanation:
Answer:
5π
Step-by-step explanation:
just need to find half of the circumference
Answer:
it's a vertical line.
Step-by-step explanation:
only the Y coordinate changes making it vertical
