The angles in a triangle are in the ratio 1: 2: 3 a) show that the triangle is a right -angled triangle b) the hypotenuse of the triangle is 15cm long. calculate the length of the shortest side in the triangle

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.