Find the coordinates of the midpoint of a segment with the endpoints (-11,34) & (47,0)

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Ineed no it anyone can see this

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.