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      <title>By Objects options</title>
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      <div class="title_topic2" id="xps10_pagetitle">By Objects options</div>
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                  <p class="para_td"><b class="uiTerm">First Reference</b></p>
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                  <p class="para_td"><b class="uiTerm">Reference Type</b></p>
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                  <p class="para_td">Specifies the reference type for the first reference. Choose from <b class="uiTerm">Object</b>, <b class="uiTerm">Feature</b>, or <b class="uiTerm">Vector</b>.
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                  <p class="para_td"><b class="uiTerm">Select Object</b></p>
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                  <p class="para_td">Specifies the first object, feature, or vector for angle measurement.</p>
                  <p class="para_td">For objects: <img align="bottom" src="../graphic_library/icons/dialogs/common/select.gif" border="0"> &mdash; You can select an object as a reference.
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                  <p class="para_td">For features: <img align="bottom" src="../graphic_library/icons/dialogs/modeling/common/select_feature.gif" border="0"> &mdash; You can select a feature as a reference.
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                  <p class="para_td">For vectors: <img align="bottom" src="../graphic_library/icons/dialogs/gateway/common/vector_constructor.gif" border="0"> &mdash; You can use the <b class="uiTerm">Vector Constructor</b> to specify a vector.
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                  <p class="para_td"><img align="bottom" src="../graphic_library/icons/dialogs/gateway/vector_constructor/inferred_vector.gif" border="0"><b class="uiTerm">Inferred Vector</b> &mdash; You can also use a vector method to specify a vector. Click <img align="bottom" src="graphics/list_arrow.gif" border="0"> to display the vector type list. Select a vector type and then select objects supported by that type.
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                  <p class="para_td"><img align="bottom" src="../graphic_library/icons/dialogs/modeling/common/reverse_direction.gif" border="0"> <b class="uiTerm">Reverse Direction</b> &mdash; Reverses the orientation of the vector.
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                  <p class="para_td"><b class="uiTerm">Second Reference</b></p>
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                  <p class="para_td"><b class="uiTerm">Reference Type</b></p>
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                  <p class="para_td">See above.</p>
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                  <p class="para_td"><b class="uiTerm">Select Object</b></p>
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                  <p class="para_td">See above.</p>
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