All of the problems in my multi-grade database of 42,700+ fall into various categories (construction, word problem, multiple choice, etc) and one of those is that of CONCEPTS. These particular problems are MOST of the ones in this group of the 6 Geometry Domains.
At the end of the school year it might be fun to go over these as a form of review and to see how much of what has been taught actually "stuck." Also, these can be used as a "problem of the day" exercise whenever you want. My intention is to develop several of these CONCEPT PDF's for the various domains and grade levels.
Look at the PREVIEW to get an idea of the entire set of problems.
[The problems in All WORKSHEETS and PREVIEWS are printed in difficulty (1 [easy], 2 [not so easy], 3 [proficiency] up to 4 [mastery]) order within a skill. The actual difficulty level appears slightly to the left of the DK box of each problem in a very small font. Also, instructional references appear on worksheets but are optional on quizzes.]