Question
A piece of wire of length 60 cm is folded into the shape of a rectangle EFGH. It is then folded at a corner as shown. FJ = JG, JK = 6 cm. What is the length of EF?
2 m

Click button first when a symbol is required. X

A piece of wire of length 60 cm is folded into the shape of a rectangle EFGH. It is then folded at a corner as shown. FJ = JG, JK = 6 cm. What is the length of EF?