3. The length and breadth of a
rectangular field is 115 metres and
76 metres respectively. What
distance will a boy cover in walking
around the play ground thres
times?
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1
Answer:
perimeter = 2(L+b)
=2(115+76)
=2×191
=382m
boy covers 382m. in one round
then,boy covers distance in three rounds =382×3
=1146m(ans)
Step-by-step explanation:
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