kastyhoo kastyhoo

20-06-2020
Mathematics

contestada

Johnny ran 20 laps around a circular field. If he covered a distance of 3265.6 metres, what is the radius of the circular field?

Respuesta :

Аноним Аноним

20-06-2020

Answer:

60?

Step-by-step explanation:

2πr = 163.28

20(2πr) = 3265.6

r ≈ 60.927382

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kyang91320 kyang91320

20-06-2020

Answer:

25.99 metres

Step-by-step explanation:

2πr is the circumference equation for the distance of one lap. Multiply that by 20 to get the distance of the laps in total. Then, simplify with r (radius) as the variable to solve for.

20(2πr) = 3265.6

2πr = 163.28

r ≈ 25.986819108

Answer Link

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