What is the area of ivory’s copy

What is the length of an with endpoints a 3,2 and b 8,14

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?

Atheme park has a tram that goes around the 2.5-mile perimeter of the park in 10 minutes. the equation s • (16 1 6 ) = 2.5 gives the speed of the tram. what exactly does s represent?