Question

Rip disk, washer,shell

Answer 1

I worked it out on paper,
I don't want to type it out though XD lol

Lemme upload picture, see if it makes sense with what you are trying to do.

Answer 2

\[\int\limits_{0}^{10} ( 25\pi )(62.5) ( -----) dy \]

Answer 3

ohh okay idk what im doing rn :-=

Answer 4

Ugh I made a boo boo.
Volume = pi r^2 dx,
not 2pi r dx.

I accidentally calculated circumference times thickness, like a shell.

Answer 5

rise/run =10/5=2x ? :o: