![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 18.06.2021 17:40, tthompson7186
Bài 1: Cho hình chóp S. ABCD có đáy ABCD là hình chữ nhật có AB = 2a ; AD = 3a , SA vuông góc với đáy và góc giã mặt phẳng ( D) và (ABCD) bằng 60 degrees . A) Tính góc giữa (SAC) và (SCD) b) Tính góc giữa (Sl ) và (SBC). C) Tính góc giữa (SB ) và (SCD) .
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00, cexe2630
The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old
Answers: 1
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00, mollybeale
Luke wants to reduce the area of his rectangular garden by 1/4 the expression 14/w can be used to represent this change. what is another way to write this expression?
Answers: 1
Do you know the correct answer?
Bài 1: Cho hình chóp S. ABCD có đáy ABCD là hình chữ nhật có AB = 2a ; AD = 3a , SA vuông góc với đá...
Questions in other subjects:
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/biologiya.png)
Biology, 15.01.2020 23:31
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/fizika.png)
Physics, 15.01.2020 23:31
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.01.2020 23:31
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.01.2020 23:31
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.01.2020 23:31
![Konu](/tpl/images/cats/informatica.png)
Computers and Technology, 15.01.2020 23:31
![Konu](/tpl/images/cats/biologiya.png)
Biology, 15.01.2020 23:31