Math, asked by Wood82021, 7 months ago

4. A rectangular field is 90m by 70m. a man walks around it the rate of 4km per hour. What time he will take to make 5 rounds?

Answers

Answered by anurag2147

2

Answer:

perimeter of rectangle is 160m

speed of man =1.11m/s

time for 5 rounds =

5× distance /speed=5×160/1.11= 800/1.11seconds

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