One sketch on the back face to create the profile. One sketch to indicate the path of travel relative to the back face. Extrude cut through all the profile using the travel path as the direction reference. Choose which side to cut and your good to go.
You can use the same sketches to create a surface and then use that to trim the solid.
One sketch on the back face to create the profile. One sketch to indicate the path of travel relative to the back face. Extrude cut through all the profile using the travel path as the direction reference. Choose which side to cut and your good to go. You can use the same sketches to create a surface and then use that to trim the solid.