Question
A piece of wire of length 70 cm is folded into the shape of a rectangle ABCD. It is then folded at a corner as shown. BE = EC, EF = 7 cm. What is the length of AB?
2 m

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A piece of wire of length 70 cm is folded into the shape of a rectangle ABCD. It is then folded at a corner as shown. BE = EC, EF = 7 cm. What is the length of AB?