1.

Right isosceles triangles are constructed on the sides of right angled \[\Delta ABC\] with sides 3, 4, 5 units, as shown. A capital letter indicates area of each triangle. Which one of the following is true?

A.  X+Z = Y+W
B.         W + X = Z
C.         Y + Z = X
D.        \[X+W=\frac{1}{2}(Y+Z)\]
Answer» D.        \[X+W=\frac{1}{2}(Y+Z)\]


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