Question
In the figure , YZAB is a rectangle and BCD is a triangle. The points Z, D, Y and C lie on a straight line. What is the height of triangle BCD given that its base is CD?
1 m

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In the figure , YZAB is a rectangle and BCD is a triangle. The points Z, D, Y and C lie on a straight line. What is the height of triangle BCD given that its base is CD?