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elena-s [515]
3 years ago
12

You are going on a field trip in a school bus. A special detector placed on one of the bus's tires counts the number of rotation

s completed by the tire during the journey. The tire's diameter is 1 meter, and it made 8000 rotations during the trip.
How far did the bus travel?
Mathematics
1 answer:
NeX [460]3 years ago
5 0

Answer:

  25,133 m or 25.1 km

Step-by-step explanation:

The circumference of the tire is ...

  C = πd

  C = π(1 m)

The distance the bus traveled is 8000 times this far, so is ...

  distance = (8000)(π m) = 8000π m

Using 3.14159 for π, we find the distance to be about

  distance = (8000)(3.14159) m ≈ 25,133 m

The bus traveled about 25,133 meters or 25.1 km.

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