Order these rational numbers in order from least to greatest 1/4 and -0.4 and -1/4 and 0.-4

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

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?

Find the solution(s) to x^2-14+49=0