the length of a rectangle is 18 cm and its perimeter is 60 cm find its breadth
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Answered by
4
Answer: Perimeter of rectangle = 2(l+b)
ATQ
2(l + b) = 60
2(l + 12) = 60
2l + 24 = 60
2l = 60 - 24
2l = 36
l = 18 cm
area = l x b
area = 12 x 18
= 216 cm²
Step-by-step explanation:
Answered by
26
Answer:l=18cm
Perimeter=60cm
Perimeter of rectangle=2(l+b)
2(18+b)=60
18+b=60/2
b=30-18
b=12cm
Step-by-step explanation:
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