If two forces of 5 lb. and 8 lb. acting at the same point are equivalent to a single force of 10 lb. find the angle between the resultant and the larger force (nearest whole degree). 30° 52° 82°

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.