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Operation Toolpad > Geometry Command Button <font color=!> Edge Command Button > Create Edge !edge_cb-1.jpg|width=26,height=24!> Create Edge !create_edge_cb-1.jpg|width=23,height=22" width="25" />
Shift-click on vertex 1 and then the vertex above it to create the inlet edge.
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Operation Toolpad > Geometry Command Button Button > Face Command Button > Form Face
Recall that we have to shift-click on each of the edges enclosing the face and then click Apply to create the face.
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