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Triangles DEF and LMN are both isosceles...

Triangles DEF and LMN are both isosceles with DE = DF and LM = LN, respectively. If DE = LM and EF = MN, then, are the two triangles congruent? Which condition do you use? If `∠ E = 40°`, what is the measure of `∠ N`?

A

`angleA=angleL`

B

`angleB=angleM`

C

`angleC=angleN`

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
B
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