(Look at the image attached!) What is the value of x?

Enter your answer in the box.

x = ___°

Given this information, which expression must represent the value of b?

Acircle has a circumference of 28.36 units what is the diameter of the circle

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