whats 21° 44' 3" as a decimal to the nearest thousandth of a degree

1 answer

1 ' = 1 ° / 60

1 " = 1 ' / 60 = 1 ° / 3600

21° 44' 3" =

21 + 44 / 60 + 3 / 3600 =

21 + 0.733333 + 0.000833 =

21.734166

21° 44' 3" = 21.734

rounded to the nearest thousandth of a degree