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    Finding parallelogram dimensions inside a 15×20.5in rectangle

    A parallelogram exists within a rectangle which measures 15 inches tall by 20.5 inches wide. A=15 inches B=20.5 inches C=1.5 inches (C makes a 90° angle with X) Solve for lengths X and Y and angle Z of the parallelogram and please tell me how you did it!
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