I REALLY NEED HELP WITH THIS!! Please

1. Calculate the acceleration of thus object from t=4~9 seconds

A. 19m/s^2
B. 6m/s^2
C. 3m/s^2
D. 0m/s^2

2. What is the objects acceleration at t=10 seconds?

A. 0m/s^2
B. 6m/s^2
C. -6m/s^2
D. Impossible to calculate

3. When did this object changed directions?

A. It did not change direction
B. At t= 6 seconds
C. At t= 11 seconds and At t= 14 seconds
D. At t= 4 seconds

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

Paul can type 60 words per minute and jennifer can type 80 words per minutes. how does paul's typing speed compare to jennifer's