It is rounded to 1 - when rounded.
-- The sin of 1 degree is 0.01745. (rounded) -- The sin of 1 radian is 0.84147. (rounded) -- The sin of 1 grad is 0.01571. (rounded)
1
1.45 rounded to the nearest whole number is 1.0.
1 rounded to the nearets ten would be 0.
1.0