How do you change 45 degrees to its decimal value?

45 derees to convert into decimal
value.

In a a pi diagram ,  we represent each components of
the total by different angles and the total  components  by 360 degrees ,then 45 degree 
is a part of 360 degree.

So 45 degree is a part of 360
degree.

45 degree is 45/360  of 360
degree.

45 degree is  (45 dvidedby45/(360  divided by 45)
part of 360 degree.

45 degree is (1/8) part of 360
degree.

45 degree is {(1*1000/8)/1000} part of  360
degree.

45 degree = 125/1000 part of 360
degree.

 45 degree is 0.125 (in decimal system) 360
degree.