Question

If $AB=DE,BC=EF$ and $AC=DF,$ then $\Delta ABC$ _____$\Delta DEF$.

• A. $\cong$
• B. $\approx$
• C. $\ne$
• D. $>$

Answer 1

The correct option is A $\cong$

If three sides of a triangle are equal to three sides of another triangle, then both triangles are congruent.
$\therefore \Delta ABC\cong \Delta DEF$