Question

express 45 millimetre in metre and kilometre​

Answer 1

Explanation:

Express 45 mm in cm, m and km.

Mathematical

45 mm = cm = 4.5 cm

= 4.5 cm = = 0.045 m

= 0.045 m = = 0.000045 km

∴ 45 mm = 4.5 cm = 0.045 m = 0.000045 km