South Carolina Standards & Learning
SC.8.GM. Geometry and Measurement
8.GM.4. Apply the properties of transformations (rotations, reflections, translations, dilations).
8.GM.4d. Use proportional reasoning to find the missing side lengths of two similar figures.
8.GM.5. Extend and apply previous knowledge of angles to properties of triangles, similar figures, and parallel lines cut by a transversal.
8.GM.5d. Recognize that two similar figures have congruent corresponding angles.