True or false:The isosceles trapezium has two equal sides​

Place the following steps in order to complete the square and solve the quadratic equation,

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a