If A steel plate has the form of one-fourth of a circle with a radius of 60 centimeters.
Two two-centimeter holes are to be drilled in the plate
positioned as shown in the figure. Find the coordinates of
the center of each hole?

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