Which is not true of derechos? they occur mainly in the midwest and southeast. they occur mainly from may to august. they are caused by the same conditions that cause thunderstorms and tornadoes. the winds travel in a curved path. they have been measured at 57 m/s (128 mph)?

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.

People make choices about how to use resources.

Triangle xyz is translated 4 units up and 3 units left to yield triangle x'y'z' what is the distance between any two corresponding points on triangle xyz and trianglex'y'z' ?