Question

The length and breadth of a rectangular courtyard is 90 m and 42 m. Find the distance covered by a boy if he takes 5 rounds of the courtyard.

Answer 1

Step-by-step explanation:

Perimeter of rectangle courtyard =distance covered in 1 round

Perimeter of rectangle =lxb

90x42=3780m

Distance covered in 5 rounds =3780x5 =18900m=18.9km

Plz mark me as brainliiest

Answer 2

Answer:

1320m

Step-by-step explanation:

first we need to take out the perimeter

2×(l+b)

2×(90m+42m)

2×132m

264m

now, we need to multiply it by 5 because the boy has made 5 rounds of courtyard.

5×264m

1320m.

mark it as brainliest.

like

follow.

thank you