the length and breadth of a rectangular Courtyard is 90 m and 42 m find the distance covered by a boy if it takes 5 rounds of courtyard​

Answer :

Answer:

Area = L × B

= 90 × 42

= 3780 m

According to the question

He takes 1 round in 3780m

So ,

5 round = 5 × 3780

=18900

Explanation: