Answer:
D. 8 x 11 x 15
Step-by-step explanation:
lenght times width times height is how you find volume
(88sin20)(t - 16t²) = 0
(8(0.3090169944)(t - 16t²) = 0
(2.472135955)(t - 16t²) = 0
2.472135955t - 39.55417528t² = 0
(x,y,z)=(-4,-2,-5)
I added some images for explanation