Regular hexagon
- Select the upper side of the hexagon
- Start creation of :ref:`Length <sketchLength>` constraint via **Length** button in Sketch toolbar
-- Set length value equal to 115.4 and press **Enter**
+- Set length expression equal to "a=115.4" and press **Enter**
.. image:: images/tutorial1_11.png
:align: center
.. centered::
Finished Sketch
+- Check item corresponding to the created parameter **a** under **Part_1 / Parameters** node
+.. image:: images/tutorial1_13.png
+ :align: center
+
+.. centered::
+ Parameter created during the Sketch operation
Step2. Polyline.
----------------
+- Start :ref:`Parameter <parameter>` creation via Main Menu *Part - > Parameter*
+- Set parameter name = "h", set parameter expression = "90", set comment = "nut height"
+.. image:: images/tutorial2_0.png
+ :align: center
+
+.. centered::
+ Creation of parameter h = 90
+- Click **Apply** button to finish parameter creation
- Start :ref:`Point <constructionPoint>` creation via Main Menu *Construction - > Point*
- Set x = 50, y = 0, z = 0
.. image:: images/tutorial2_1.png
.. centered::
Construction of point (50, 0, 0)
- Click **Apply** button to finish point creation
-- Create points (80, 0, 0), (112, 0, 13), (112, 0, 48), (80, 0, 63), (80, 0, 90), (50, 0, 90) in the same way
+- Create points (80, 0, 0), (112, 0, 13), (112, 0, 48), (80, 0, 63), (80, 0, h), (50, 0, h) in the same way
- Select the created points in the object browser under **Part_1 / Constructions** node
- Click right mouse button and select **Color...** item in the popup menu
- Select blue color and click **OK** button
- Start :ref:`Extrusion <featureExtrusion>` creation via Main Menu *Features - > Extrusion*
- Select the hexagon created at step 1
- Click on axis input field in the property panel and select **OZ** axis in the view
-- Set **To size** parameter equal to 100
+- Check **By bounding planes and offsets option**
+- Select the bottom face of the revolution shape as **From** plane
+- Select the top face of the revolution shape as **To** plane
.. image:: images/tutorial5_1.png
:align: center
.. centered::
- Extrusion along OZ axis from 0 to 100
+ Extrusion along OZ axis by bounding planes
- Click **Apply** button in the property panel
.. image:: images/tutorial5_2.png
:align: center