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find the length of the horizontal and vertical sides by subtracting the x and y values. then follow the steps for using the pythagorean theorem to find the length of the unknown side. remember to use the points on each end of the line segment to find the length of the horizontal and vertical sides.
the rules of base pairing explain the phenomenon that whatever the amount of adenine (a) in the dna of an organism, the amount of thymine (t) is the same (chargaff's rule). similarly, whatever the amount of guanine (g), the amount of cytosine (c) is the same.
the animals that the predator hunts are called prey. a top predator or apex predator is one that is not the prey of other predators. predators are usually carnivores (meat-eaters) or omnivores (eats plants and other animals). predators will hunt other animals for food.