simple math things i never learned how to do. help

[splooge gook]

if you have 8 people, how many different groups of 3 people can be made?

how do i do long division?

how do you use the radius/diameter of a circle to calculate the circumference/area? what about with spheres?

how to you graph slopes using the x and y axis? how do you graph parabolas? what's y= mx + b? how do you find rise over run?

what are some of the mathematical applications of factorials?

how do you figure out the sides/area of a triangle when only one or two of the variables are filled in? (i.e. a triangle that has the length of one of it's sides and one of it's angles

[bling bling]

how do you use the radius/diameter of a circle to calculate the circumference/area? what about with spheres?

shit i knew this one

u need to use 3.14

[unbreakable matter]

You should listen to national public radio

[splooge gook]

I'm actually serious. I'm sure I've ignopred 99% of the time a math teacher is talking

and i need these things to, pass basic competency tests and stuff

[unbreakable matter]

The probability is done with npr and your goofy venerial diaphram shit I can tell u how to do it later when im not at school but basically just google "npr" and "ncr"