Level 1
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?
Level 1
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?