how many times can a rectangle be reflected across an axis of symmetry so that it carries onto itself

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years