oktogon=8 sides
yer numbers dont make sens tu me...base=25 but side leng=10 ?????
maebee its a REGULAR polygon with all sides=10
for that, me get area=482.842712, rim leng=80
base is at y=-12.0710678...me put senter av 8-gon=senter av serkels
inside serkel senter = outside serkel senter=(0,0)
hite=24.142136...vertikal distans from base tu top av 8-gon