Mathematics, 11.01.2021 22:40, grace9874

How many times has the large wheel gone round? timepieces
(a)
minute hand of a watch has a radius of 1.2cm
how far does it travel in (1) an hour (ii) a day (iii) a year?
(b) the minute hand of Big Ben in London has a radius of 4.3 m
the hour hand has a radius of 2.7 m
how far do both travel in a year (in km)
[to convert to miles, multiply by 0.6214]

Answers: 1

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How many times has the large wheel gone round? timepieces
(a)
minute hand of a watch ha...