Question

The area of a squarefield is
$60025 {m}^{2} .$
A man cycles along its boundary at 18km/h. In how much time will he return to the starting point?
RS Agarwal Mathematics.
Class 8. Ex.5A Q.No.19
​insta id themiracle_07

Answer 1

Answer:

4.9 is the answer if the question is correct

Step-by-step explanation:

here,

area =60025m² (because a =l²)

l² = 60025m²

l = 245m

also,

speed = 18 km / hr

= (18 ×1000)/60 × 60

= 18000/3600

= 5m / s

therefore,

time taken = 245/ 5

=49 second

Also , follow me for step by step answer