![subject](/tpl/images/cats/mat.png)
Mathematics, 22.10.2019 06:00 Reebear8372
Line bc contains points b (4, −5) and c (3, 2). line de contains points d (2, 0) and e (9, 1). lines bc and de are
a. parallel
b. perpendicular
c. neither
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00
△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Carmen begins her next painting on a rectangular canvas that is 82.7 cm long and has a area of 8,137.68 cm2. will the painting fit in a frame with an opening that is 82.7 cm long and 95 cm wide? explain
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
Aspacecraft can attain a stable orbit 300 kilometers above earth if it reaches a velocity of 7.7 kilometers per second. the formula for a rocket's maximum velocity v in kilometers per second is vequalsminus0.0098tplusc ln upper r, where t is the firing time in seconds, c is the velocity of the exhaust in kilometers per second, and r is the ratio of the mass of the rocket filled with fuel to the mass of the rocket without fuel. find the velocity of a spacecraft whose booster rocket has a mass ratio of 20, an exhaust velocity of 2.1 km/s, and a firing time of 15 s. can the spacecraft achieve a stable orbit 300 km above earth?
Answers: 3
You know the right answer?
Line bc contains points b (4, −5) and c (3, 2). line de contains points d (2, 0) and e (9, 1). lines...
Questions
![question](/tpl/images/cats/himiya.png)
Chemistry, 10.05.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 01:00
![question](/tpl/images/cats/en.png)
English, 10.05.2021 01:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 10.05.2021 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 10.05.2021 01:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 10.05.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 01:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 01:00
![question](/tpl/images/cats/biologiya.png)
Biology, 10.05.2021 01:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.05.2021 01:00