Keep the construction lines when you draw them as they are evidence that you have constructed the triangle correctly.
Sterling Plastics Description This clear plastic semicircular protractor is contained within an irregularly shaped piece of plastic that features a French curve at the top, two triangles (of 60° and ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. See also ID number 1977.0460.01.
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