1. The area of a square field is 60025 m 2. A man cycles around its boundary at 18 km per hour. When will he return to the starting point?
2. The sides of a rectangular field are 80 m and 18 m respectively. Find the length of its diagonal.
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1. 18km / hr=5m/sec
area of square is 60025
side of square is root of 60025 is 245
perimeter of the square is 4*245 = 980
time taken to cover 980 m is 192 secs.
area of square is 60025
side of square is root of 60025 is 245
perimeter of the square is 4*245 = 980
time taken to cover 980 m is 192 secs.
time taken to cover 980 m is 980/5 which is 196 seconds
pls ignore the last line of the answer and accept the above line instead.
hope it helps
Similar questions
area of square is 60025
side of square is root of 60025 is 245
perimeter of the square is 4*245 = 980
time taken to cover 980 m is 192 secs.