Let f(x)=x^2+3x−4 . what is the average rate of change for the quadratic function from x=−3 to x = 8?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

Joanie watched 1 out of three of a movie in the morning

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.