\"\"

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From the diagram height and base of the parallelogram is 8.3 mm and 11.5 mm respectively.

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Area of the parallelogram is \"\"

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\"\"

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\"\"                     (Subdtitute 11.5 for b and 8.3 for h)

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\"\"                            (Multiply: \"\")

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So, \"\"\"\"

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The area of the parallelogram is \"\".