Please can you help me with this perpendicular line question? Please don't answer if you don't have one, else I will report you.

Thanks,

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm