Quadrilateral A B C D is shown. Angle A is 128 degrees, angle B is 126 degrees, and angle C is 54 degrees. What is the measure of angle D?

52o
54o
57o
126o

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Determine the solution for mc001-1.jpeg