Athena wire 20 cm long is formed into a rectangle.if the width of thisrectangle is 4 cm.what is its length?
Answers
Answered by
2
Answer: 6cm
Step-by-step explanation:
rectangle= 2(l+b)
20=2(l+4)
10=l+4
l=10-4
l=6 cm
Answered by
1
Width= 4 cm
Perimeter = 20cm
Therefore 20= 2*x+4
20=2x+8
2x=20-8
2x=12
X=12/2
X=6cm
Length = 6cm
Perimeter = 20cm
Therefore 20= 2*x+4
20=2x+8
2x=20-8
2x=12
X=12/2
X=6cm
Length = 6cm
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