Question

State the condition by which the following pairs of triangles are congruent.

Write the pair of congruent parts.​

Answer 1

Answer:

in ∆COA and ∆BOD

CO=DO(given)

AO=BO(given)

Angle COA=angleBOD ( vertically opposite angle)

by SAS criteria

∆COA congruent∆BOD

CA=BD(cpct)

angle C=D

angleA=angle B

remains are already shown above

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