If you travel around the unit circle clockwise, from (1,0) to (0,1). How many degrees did you travel?

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

What is the perimeter of square abcd? units units 28 units 37 units

Find the distance between (0,5) & (-4,2)