In the accompanying diagram, overline AB || vec DE . overline AB angle overline BE , overline AC perp overline BD If m angle A=51^ , find the measure of D.

Let w=23 . what is the value of w + 45 ?

What is the missing step in this proof ?

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.