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        <e type="operand">z</e>
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        <e type="operand">z</e>
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        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
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        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
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        <e type="operand">i</e>
        <e type="operand">1</e>
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        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
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    <math decimalPlaces="1">
      <description active="true" position="Right" lang="eng">
        <p>AreaPerimeter</p>
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        <e type="operand">P</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
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        <e type="operand">24.8</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
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    </math>
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    <math decimalPlaces="3">
      <description active="true" position="Right" lang="eng">
        <p>Center of gravity</p>
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        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
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        <e type="operand">Med</e>
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