Mathematics, 11.07.2021 16:30 farhan61
Bài 3: Cho tam giác ABC vẽ ra phía ngoài tam giác ABC là các hình vuông ABDE và ACFK. Chứng minh: a) EK vuông góc với trung tuyến AM của tam giác ABC và EK=2AM. b)Nếu I là đỉnh thứ tư của hình bình hành EAKI, thì I thuộc đường cao AH của tam giác ABC. c) CD=BI ; CD vuông góc với BI và BF=CI ; BF vuông góc với CI. d) Ba đường thẳng BI, CF, AH đồng quy
Answers: 2
Mathematics, 21.06.2019 13:30
Based upon past experience, barry expects no overdrafts. he expects no 2nd copies of statements. barry estimates that he will use network atms about 5 times a month with either bank. barry decides in the end to choose eecu. assuming that both banks provide the necessary services equally well, and based upon the tables of fees given above, how much can barry reasonably expect to save annually by choosing eecu in this case over e-town bank? a. $72 b. $78 c. $144 d. $24
Answers: 2
Mathematics, 21.06.2019 18:30
Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.
Answers: 3
Mathematics, 21.06.2019 19:00
The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)
Answers: 1
Bài 3: Cho tam giác ABC vẽ ra phía ngoài tam giác ABC là các hình vuông ABDE và ACFK. Chứng minh: a)...
History, 16.10.2020 02:01
Social Studies, 16.10.2020 02:01
English, 16.10.2020 02:01
Mathematics, 16.10.2020 02:01
Mathematics, 16.10.2020 02:01
History, 16.10.2020 02:01
History, 16.10.2020 02:01
Mathematics, 16.10.2020 02:01
Mathematics, 16.10.2020 02:01
Physics, 16.10.2020 02:01
Mathematics, 16.10.2020 02:01
History, 16.10.2020 02:01