15.) What is the name of the "Failed Rift" in the U. S.? Where did it begin and end? Your answer O This is a required question​

answer; i believe its called ; checks   and balances;

we can solve this via the kinematic equation:

where the vertical velocity is zero and so:

since the height of the building is 29.3 meters then:

the ball was in motion for approximately 2.45 seconds

where is the rest of the question. this isn't making sense. can you upload a picture of the question?