Which reason justifies statement 4? a. the sum of three right angle is 180

b. the sum of complementary angles is 180

c. the sum of corresponding angles is 180

d. the angles form a straight angle, which is 180

A. the probability that a product is defective is 0.1. what is the probability that there will be 1 or less defective products out of the next 8 produced products b.the expected number of imperfections in the coating nylon for parachutes is 6 per 100 yards. what is the probability of finding 12 or fewer imperfections in 260 yards c.in a lot of 54 products there are 9 defective products. calculate the probability that not more than 1 is defective from a random sample of 17 products.