Answer:
3.6399 = 3.640
Step-by-step explanation:
Rounding to nearest thousandth means rounding to 3 decimal place
(0 to 4) =round down
(5 to 9)= round up
5x6=30
6x50=300
those are two lol.
Answer:x 31.5 mm
Step-by-step explanation:I hope this helps