Three adjacent squares form a rectangle as shown below. Let x, y, and z be the degree measures of the angles indicated. Prove x + y + z = 90 degrees. GSP file, if you want it . . .
Three adjacent squares form a rectangle as shown below. Let x, y, and z be the degree measures of the angles indicated.
Prove x + y + z = 90 degrees.
GSP file, if you want it . . .
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