The area of a square field is 4 hectare. How much time will a man take to run around the field at the speed of 6 km/h
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Answered by
3
Answer:
Given
are of square field = 8 hectars
=8×0.01 (1 hectare = 0.01km
2
)
=0.08km
2
Now area of square field = (side of square)
2
0.08=side
2
side =
0.08
side
100
8
=
10
2
2
=
5
2
Distance covered by man along the diagonal of square field = length of diagonal
=
2
side=
2
×
5
2
=
5
2
km
Speed of walking = 4 km/h
∴ Time taken =
speed
distance
=
5×4
2
=
20
2
=
10
1
=0.1hr
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0
Answer:
Step-by-step explanation:
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