Find the angle between u = (8,-3) and v = (-3,8). Round to the nearest tenth of a degree.

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.