Mathematics, 22.07.2021 14:00 nando4786
cho tứ giác ABCD. Gọi M, N,P, Q là trung điểm của các cạnh AB, CD, AD, BC. Chứng minh rằng vecto MP = vecto QN, vecto MQ = vecto PN
Answers: 1
Mathematics, 21.06.2019 18:20, Karamatullah
The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?
Answers: 1
Mathematics, 21.06.2019 18:30, rheamskeorsey33
Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?
Answers: 1
Mathematics, 21.06.2019 19:50, adjjones2011
The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:
Answers: 3
cho tứ giác ABCD. Gọi M, N,P, Q là trung điểm của các cạnh AB, CD, AD, BC. Chứng minh rằng vecto MP...
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