%0 Journal Article %T Transformations of the plane, shape-shifting figures, and their application to problems of %A Suponeva, A.. %A Pastarnak, K.. %K an affine transformation, collinearity of three points on a straight line, axial symmetry. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov