Rectangle made of 30cm long wire 4cm breadth what is the length
Answers
Answered by
0
Answer:
Length=11cm
Step-by-step explanation:
P=30=2(l+b)
30=2(l+4)
30=2l+8
2l=30-8
2l=22
l=11
Answered by
0
Answer:
11 cm
Step-by-step explanation:
length of wire=perimeter of rectangle=30 cm
breadth=4 cm
p=2(l+b)
therefore,
2(l+4)=30
l+4=30/2
l+4=15
l=15-4
l=11 cm
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