Whats a straight line passing through the center of the circle and whose endpoints lie on the circle

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step