Posted by **Laurie** on Tuesday, February 23, 2010 at 7:33pm.

In isosceles triangle DEF, DE=DF. Which of the following is true?

1) <D is congruent to <E

2) <F is congruent to <E

3) <D is congruent to <F

4) <D is congruent to <E which is congruent to <F

Is the answer (3)?

In triangle ABC, if line AB is congruent to line AC and m<A=70,find m<B.

dOES THE M<b=70?

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