This is not a ready-to-download math worksheet. It is a template, that is a preconfgured list of problems with parameters, that you can use to create your own math worksheet from. You can then change the resulting worksheet if some of the parameters need any tweaking. To use this template and create your own custom worksheet, you have to register first so you can edit worksheets. You can register and create an account in a minute - there is a free trial available. Register here, and you can use this template. There is no charge for joining and as a new member, you will get a free amount of starting credits. After registering, please choose the tab "My worksheets", then select "View templates".
This work package is about the basic parts: Vertices, angles and sides.
This worksheet deals with the basic parts of triangles: sides, vertices and angles. Triangles are given and some of their parts are to be labeled. In the first tasks, some parts are already labeled, while finally, in the last task, there are no more labelings given.
This is what the worksheet will look like. On the left hand side, the problem type is shown with its quickname. On the right, you will see a preview of the problem. This is just a sample, as dw-math will generate a new one when you load the template. Click on the underlined problem name to jump to the problem's detail page. You can download preview worksheets and solution sheets for this problem there. Note that all problem numbers are show as one here, in the worksheet they will be numbered sequentially. The worksheet's header and footer are not shown here.