SOLUTION: A trundle wheel has a diameter of 20cm A. Find the radius of the wheel in cm. B. taking 'n' as 3.142 calculate in cm the circumference of the trundle wheel. C. The wheel

Algebra ->  Rate-of-work-word-problems -> SOLUTION: A trundle wheel has a diameter of 20cm A. Find the radius of the wheel in cm. B. taking 'n' as 3.142 calculate in cm the circumference of the trundle wheel. C. The wheel       Log On


   



Question 621185: A trundle wheel has a diameter of 20cm
A. Find the radius of the wheel in cm.
B. taking 'n' as 3.142 calculate in cm the circumference of the trundle wheel.
C. The wheel was used to measure the length of the corridor and it made 24 complete turns, what was the length of the corridor? Give your answer in meters, correct to the nearest metre.

Answer by Alan3354(69443) About Me  (Show Source):
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A trundle wheel has a diameter of 20cm
A. Find the radius of the wheel in cm.
r = d/2
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B. taking 'n' as 3.142 calculate in cm the circumference of the trundle wheel.
Not n, pi, the Greek letter.
C+=+2pi%2Ar+=+pi%2Ad
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C. The wheel was used to measure the length of the corridor and it made 24 complete turns, what was the length of the corridor? Give your answer in meters, correct to the nearest metre.
Each turn travels the circumference
24C+=+24%2Api%2Ad cm
1 meter = 100 cm