In a parallelogram

MATHEMATICS · Single correct · CBSE · Mathematics · Quadrilaterals · Quadrilaterals

Problem

In a parallelogram ABCDABCD, the diagonal ACAC is drawn. Which pair of triangles is always congruent? (a) △ABC\triangle ABC and △BCD\triangle BCD (b) △ABC\triangle ABC and △ABD\triangle ABD (c) △ABC\triangle ABC and △CDA\triangle CDA (d) △ABD\triangle ABD and △CDB\triangle CDB

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