Posted by 10M1 on Tuesday, November 8, 2011 at 3:23am.
The field has perimeter 2(260+200) = 920m
The track has a circumference 140π = 440m
Add them up and you need 1360m = 1.36km of fence.
Related Questions
Maths - The breadth of a rectangular plot of land is 85% of its length. The ...
maths - A TRENCH OF 2.5 MTS AND DEPTH OF 2 MTS IS DUG OUTSIDE AN RECTANGLE FEILD...
Maths - The length and breadth of a rectangle are in the ration 8:5. The length ...
maths - If E the universal set contains all rectangles of length x and breadth y...
maths - A rectangular sheet of paper 30 cm X 18cm can be transformed into a ...
Physical science - Athlete runs twice round the circular athletics track. The ...
physics - an thelet completes one round of circular track of diameter 200m in 40...
physics - if a boy runs along a circular field of 200m diameter in 40 seconds. ...
algebra - The length of a rectangular garden is 5 ft less than 3 times its width...
maths-urgent - a metal block of length 4cm ,breadth 3cm and height 2.5 weighs ...
For Further Reading