The perimeter of a rectangular park is 280m . If it's breadth is 60 m , then find its length . Also , find the cost of growing grass at rs 15.50 per square metre.
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Answered by
7
Answer:
Step-by-step explanation:
Perimeter of rectangle = 2(l+b)
280 = 2(l+60)
280 = 2l + 120
280-120= 2l
260/2=l
130=l
Length = 130 m
Cost of growing grass= 280*15.50
=4340 Rs.
Answered by
0
Step-by-step explanation:
= 280/2
= 140 m
your 2nd answer was correct but you did the mistake in dividing 280/2
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