Which of these rotations will map an equilateral triangle to itself?
A.
120 Degrees
B.<...
Mathematics, 03.12.2020 08:30 dm21930
Which of these rotations will map an equilateral triangle to itself?
A.
120 Degrees
B.
45 degrees
C.
60 degrees
D.
90 degrees
Answers: 2
Mathematics, 21.06.2019 16:00
Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is d if c c' = 12 and d' = 0.50? a) 3 b) 6 c) 12 d) 24
Answers: 2
Mathematics, 21.06.2019 21:30
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?
Answers: 1
Mathematics, 21.06.2019 23:20
Identify the function that contains the data in the following table: x β β -2 β β β β 0 β β β β 2 β β β β 3 β β β β 5 β β f(x) β β 5 β β β β 3 β β β β 1 β β β β 2 β β β β 4 β β possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1
Answers: 1
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