Meera went to a rectangular park 140 m long and 90 m wide. She took 5

1.	Meera went to a rectangular park 140 m long and 90 m wide. She took 5 completemunds on its boundary. What is the distance covered by her?
Answer» Distance travelled = perimeter of the park Given,length = 140 mbreadth = 19 mPerimeter= 2 ( l + b )= 2 ( 140 + 19 ) m= 2 ( 159 ) m= 318 m Now, number of rounds = 5Total distance covered = 5 × 318 = 1590 m

Meera went to a rectangular park 140 m long and 90 m wide. She took 5 completemunds on its boundary. What is the distance covered by her?

Answer»

Distance travelled = perimeter of the park

Given,length = 140 mbreadth = 19 mPerimeter= 2 ( l + b )= 2 ( 140 + 19 ) m= 2 ( 159 ) m= 318 m

Now, number of rounds = 5Total distance covered = 5 × 318 = 1590 m