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vodka [1.7K]
4 years ago
11

The circumference of the inner circle is 44 ft. The distance between the inner circle and the outer circle is 3 ft. By how many

feet is the circumference of outer circle greater than the circumference of the inner circle? Use 22/7 for pi
Mathematics
1 answer:
Citrus2011 [14]4 years ago
5 0

Answer: 18.86 feet

Step-by-step explanation:

The formula for determining the circumference of a circle is expressed as

Circumference = πD

Where D represents the diameter of the circle.

The circumference of the inner circle is 44 ft. It means that

22/7 × D = 44

22D = 7 × 44 = 308

D = 308/22

D = 14 ft

The distance between the inner circle and the outer circle is 3 ft. This means that the diameter of the outer circle would be

14 + 3 + 3 = 20 ft

Circumference of the outer circle is

22/7 × 20 = 62.86 ft

The number of feet by which the circumference of outer circle is greater than the circumference of the inner circle is

62.86 - 44 = 18.86 feet

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Answer:

mean=134.3

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Step-by-step explanation:

Mean is computing by adding the all data values and then divided by number of values

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For calculating median we arrange the data in ascending order

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So, the median is the average of n/2 and (n/2)+1 value

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Mode is the most repeated value and we see that number of times the values are repeated are

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50= 2 times

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Thus, the most repeated value is 60 and it is the mode of data.

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