Question

Q4. Express 45 mm in cm, m and km

Answer 1

Answer:

4.5 cm

0.045 m

0.000045 km

Answer 2

Answer:

Hey mate.

1) 45 mm= 4.5 cm

2)45mm= 0.045m

3)45mm= 4.5e−5km

Hope u like my answer and will mark as brainliest (•ө•)♡