Question
In the figure , ABCD is a rectangle and DEF is a triangle. The points B, F, A and E lie on a straight line. What is the height of triangle DEF given that its base is EF?
1 m

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In the figure , ABCD is a rectangle and DEF is a triangle. The points B, F, A and E lie on a straight line. What is the height of triangle DEF given that its base is EF?