Selecting Appropriate Proof Methods for Congruence
Choose the most efficient proof method (coordinate, transformational, or axiomatic) and format (two-column, flow chart, paragraph) for a given congruence problem.

Choose the most efficient proof method (coordinate, transformational, or axiomatic) and format (two-column, flow chart, paragraph) for a given congruence problem.
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10th Grade · Math · TEKS
9 lessons
Apply triangle congruence to coordinate geometry and real-world contexts, analyze common proof errors, and explore advanced proof methods like contradiction.
prove two triangles are congruent by applying the Side-Angle-Side, Angle-Side-Angle, Side-Side-Side, Angle-Angle-Side, and Hypotenuse-Leg congruence conditions;
select tools, including real objects, manipulatives, paper and pencil, and technology as appropriate, and techniques, including mental math, estimation, and number sense as appropriate, to solve problems;