Mathematics, 25.07.2021 06:00 gilliandooley1002
Cho tam giác ABC .Trên tia đối của tia BC lấy điểm D sao cho BD=AB. Trên tia đối của CB lấy điểm E sao cho CE=AC . Gọi H là chân đường vuông góc kẻ từ B đếb AD, K là chân đường vuông góc kẻ từ C đến AE
a) CMR: HK// DE
b) tính HK , biết chu vi tam giác ABC bằng 10 cm
Answers: 3
Mathematics, 21.06.2019 16:30, haleylecompte
Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?
Answers: 2
Mathematics, 21.06.2019 23:50, jasminer257
Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −
Answers: 1
Mathematics, 22.06.2019 01:30, katekayrodriguez10
Solve for the equation x. 2x + 22 = 4(x + 3)
Answers: 1
Cho tam giác ABC .Trên tia đối của tia BC lấy điểm D sao cho BD=AB. Trên tia đối của CB lấy điểm E s...
Social Studies, 27.03.2020 23:50
English, 27.03.2020 23:50
Mathematics, 27.03.2020 23:50
Mathematics, 27.03.2020 23:51