Math, asked by jattidaneshwari39, 3 months ago

a man runs around a circular field of radius 50 m at a speed of 12 km/hr what time is taken by the man to make twenty rounds of the field

Answers

Answered by Anonymous

2

Answer:

Given that : Radius of circle =r=50 m

Speed of man =12 km/hr =

3600

12×1000

=3.33 m/s

Distance travelled in one round =2πr=314m

⇒ Distance travelled in ten rounds =3140 m

Time taken = Distance÷Speed =

3.33

3140

=942 seconds

∴ Time taken =15 mins 42 seconds

Answered by tina1370

0

Answer:

15 minutes 42 seconds kkkkk

Step-by-step explanation:

please mark as brainliest

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