Given: AC β BD, E is the midpoint of BD, AD // BC
Prove: ABCD is a parallelogram
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Mathematics, 14.12.2020 23:50, volocibel
Given: AC β BD, E is the midpoint of BD, AD // BC
Prove: ABCD is a parallelogram
Answers: 2
Mathematics, 21.06.2019 19:00, DestyHilBan1183
What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2
Answers: 2
Mathematics, 21.06.2019 19:00, ksiandua07
65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?
Answers: 1
Mathematics, 21.06.2019 20:30, cogger9348
3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.
Answers: 1
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