175
PI is what
(i.imgur.com)
The volume of a cylinder is found using the formula V = πr^2^h. Using π = 5, r = 10 and h = 10. Find the volume V.
I remember doing multiplication with decimals using lattice multiplication. It's not hard you just need to know how to move the decimal.
Side note, I remember in precalc in high school the teacher marked a student wrong on a test, for showing his work using lattice, because the teacher didn't understand it. The work was right, he showed his work, teacher just didn't know it so it was wrong. Man I hated that teacher.
You gotta learn that school isn't about being correct. It's about obeying authority.
Yeah and i was a defiant little shit in high school. Always going to the exact limits of all the rules we were given. Some of the school security didn't like me, but the teachers did