An unexpected angle to teaching congruent triangles
Secondary teacher, Ben Waine, tells how a student insight uncovered special cases when two sides and an angle (ASS/SSA) do provide conditions for congruency.
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An unexpected angle to teaching congruent triangles
Secondary teacher, Ben Waine, tells how a student insight uncovered special cases when two sides and an angle (ASS/SSA) do provide conditions for congruency.