Geometry Unit 1 Review

Identify and correctly name points, lines, segments, rays, planes, and collinear or coplanar points in a geometric diagram.

Calculate unknown segment lengths and angle measures using the Segment Addition Postulate, Angle Addition Postulate, and midpoint or angle-bisector definitions.

Calculate unknown angle measures using complementary, supplementary, vertical-angle, and linear-pair relationships.

Determine image coordinates after a translation, reflection, or rotation on the coordinate plane.

Perform standard compass-and-straightedge constructions for congruent segments, congruent angles, perpendicular bisectors, and angle bisectors.

Complete a basic two-column geometric proof by selecting statements and reasons from definitions, postulates, and established angle relationships.