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lara31 [8.8K]
4 years ago
13

A cyclist rides a bicycle with a wheel radius of 0.500 m across campus. a piece of plastic on the front rim makes a clicking sou

nd every time it passes through the fork. if the cyclist counts 320 clicks between her apartment and the cafeteria, how far has she traveled? (a) 0.50 km (b) 1.5 km (c) 1.0 km (d) 0.80 km (e) 1.8 km
Mathematics
1 answer:
fiasKO [112]4 years ago
3 0
We know that
circumference=2*pi*r
for r=0.50 m
circumference=2*pi*0.50-----> pi m

1 click correspond to a length of--------> pi meter
 320 click---------------> x
x=320*pi-----> x=1005.31 meters-------> 1 km

the answer is
the option <span>(c) 1.0 km</span>
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