3.3071 inches.
It is: 42 mm to 23 mm
84 mm ;-)
It is: 840 mm
No, 84 cm does not equal 8.4 mm. In fact, 84 cm is equal to 840 mm, since 1 cm is equal to 10 mm. Therefore, 84 cm is much larger than 8.4 mm.
84 millimeters is 3.31 inches.
21 mm
70.45 mm long
There are 10 mm in every 1 cm.So 8.4 cm = 8.4*10 = 84 mm.
84 inches = 2134 mm.
There are 4 millimeters more in 8.4 cm than 8 cm. This is because 8.4 cm is 84 mm and 8 cm is 80 mm, so the difference is 4 mm.
84 cm is equal to 840 mm because there are 10 millimeters in 1 centimeter.
It is exactly 29.5 mm long.