20+2N=52
now subtract 20 from each side, to get 2N alone
2N=32
now divide each side by 2
N=16
It would be 115
180-65 = 115 and 180 comes from the straight line which is half of 360
It there a picture because if there is u can’t see the picture sorry
The height of an oak tree (which depends on the age of the tree) is 100