If four dogs are picked up from the veterinarian and they are returned to their owners at random, what is the probability that at least one owner receives the wrong dog?

How do you graph linear equation x+y=4

—the graph shows how fast a strand of human hair grows. how many inches would the hair have grown in 5 months

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2