A hedge needs to be planted around a rectangular lawn 18m long abd 12m wide. if 3 shrubs can be planted to grow a metre of hedge, how many shrubs will be needed in all ?
Answers
Answered by
15
for rectangular lawn
l=18m
b=12m
first we will find the perimeter of the lawn hich is :-. = 2(l+b)
= 2(18+12)
= 2*30
= 60m
now,shrubs planted in 1 m = 3
shrubs planted in 60m = 60*3=180
so, answer is 180 shrubs
l=18m
b=12m
first we will find the perimeter of the lawn hich is :-. = 2(l+b)
= 2(18+12)
= 2*30
= 60m
now,shrubs planted in 1 m = 3
shrubs planted in 60m = 60*3=180
so, answer is 180 shrubs
Answered by
1
Answer:
180 shrubs
Step-by-step explanation:
Perimeter of the rectangular lawn=
2 (l+b)
=2 (18 + 12)
=2 x 30
=60
Shrubs needed in all-
60 x 3
=180
Ans: 180 shrubs are needed in all.
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