the four folded parts of an envelope are opened up to create this figure. what is the surface area of one side of the unfolded envelope?

In the diagram of circle a what is m

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years