express the following in cm using 1) 42mm
Answers
Answered by
3
Answer:
4.2cm
Step-by-step explanation:
1cm=10mm
1mm=1/10cm
therefore
42mm=42×1/10
=4.2cm
Answered by
2
Answer:
10 mm = 1 cm
1mm = 1/10 cm
42mm = 42/10 cm
42 mm = 4.2 cm
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