I need a fully completed (or at least for the 8th grade) khan academy account

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

Awater truck is filling a swimming pool the equation that represents this relationship is why equals 19.75 x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool

Graph 3/6 3/4 and 3/12 on a number line