the area of a square field is 49 are.find its side and hence parimeter.how much time will boy take to go around it at the rate of 10m/s
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17
Area= 49m^2
side= √area=7m
Parameter= 4a= 4×7=28m
Time=28/10=2.8sec
side= √area=7m
Parameter= 4a= 4×7=28m
Time=28/10=2.8sec
Sg976788:
Yup its half..also Neet to Time
Answered by
7
Answer:
70m, perimeter=280, taken time =28s
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