Math, asked by wesffjjzk, 1 year ago

the radius of circular field of village is 280meter. chaitali wants to go round the field by walking with speed 5.5km/hr,let us calculate how long will be taken by chaitali to complete one revolution.

Answers

Answered by Anonymous
1
Redius= 280 m

Firs find circumference of field= 2πr

= 2 ×22/7×280

= 2×22×40

=1760m= 1.76km

now we find time= distance/speed

= 1.76/5.5

= 0.32 hour

= 19 minute 12 second
Answered by Anonymous
1
Redius= 280 m

Firs find circumference of field= 2πr

= 2 ×22/7×280

= 2×22×40

=1760m= 1.76km

now we find time= distance/speed

= 1.76/5.5

= 0.32 hour

= 19 minute 12 second
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