A thin wire 20 centimetres long is formed into a rectangle. If the width of this rectangle is 4 centimetres,what is its length
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Answered by
3
Answer:
Perimeter = 20 cm
Width = 4 cm
Perimeter of rectangle = 20
2 (L+ b) = 20
2 (L + 4) = 20
L + 4 = 20/2
L= 10 – 4
L= 6 cm.
Answered by
2
Answer:
length = 6
Step-by-step explanation:
total length = 20 cm
width of one side = 4
two side width =8cm
length of two sides=
20-8=12
length of two sides = 12 cm
length of the one side = 6 cm
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