In the standard proof that the lengths of two tangents drawn from an external point…

MATHEMATICS · Single correct · CBSE · Mathematics · Triangles · Triangles

Problem

In the standard proof that the lengths of two tangents drawn from an external point to a circle are equal, which triangle congruence criterion is used? (a) SSS\text{SSS} (b) SAS\text{SAS} (c) RHS\text{RHS} (d) ASA\text{ASA}

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