Question

3 cm
8. A rectangular field is 40 m long and 30 m wide. If a girl runs around the field twice, find the
distance covered by her.
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Answer 1

Answer:

Distance covered by girl =280 m

Explanation:

Perimeter of ractangle = 2(l+b)

= 2(40+30)=2*70=140 m

Since the girl covered two times

Then the distance covered = 140*2 = 280 m

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Answer 2

Answer:

perimeter of rectangular field = 2(l+b)

2(40+30)

2×70

140

if a girl runs around the field twice = 140×2

= 280 answer

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