\"\"

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The base of the right triangle figure is h centimeters and height is 2h centimeters.

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The area of the right triangle figure is 5h square centimeters.

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The area of the triangle is \"\".

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The values of \"\" are substitute in the equation, \"\". \ \ \"\"

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\"\"

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Divide each side by 5.

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\"\"

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\"\".

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The height of the right triangle figure is \"\".\"\"

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The option D is correct answer. \ \