Find The Volume And Surface Area!

Question is attached in picture! I'm struggling Ya'll! HELP!
Thanks in advance!

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Which rule describes the composition of transformations that maps ajkl to aj"k"l"? ro. 900 o to, -2(x, y) to, -20 ro, 900(x, y) ro, 9000 t-2. o(x,y) t-2, 00 ro, 900(x, y)

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?