Respuesta :

i think it is 9 a have a nice day
We know that 4a = 1, so we need to divide 1 by 4
1/4 = 0.25
Now we need to plug 0.25 in place of the a's.
5 X 0.25 = 1.25
adjacent angles have the same value, so X = 1.25
RELAXING NOICE
Relax