# Which statement applies to these triangles: -these triangles must be congruent -

Which statement applies to these triangles: -these triangles must be congruent -these triangles might be congruent -these triangles cannot be congruent

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Step 1

Step 2
In $$\displaystyle\triangle{A}{D}{B}$$ and in $$\displaystyle\triangle{O}{C}{D}$$
$$\displaystyle{A}{O}={O}{D}$$
$$\displaystyle\angle{A}{D}{B}=\angle{C}{O}{D}$$ (vertical opposite angle.)
$$\displaystyle\triangle{A}{D}{B}\ \&\ \triangle{C}{O}{D}$$ Can or can not be congruent.