The picture shows a barn door:
a barn door has two parallel bars. a support ab runs across th...
![subject](/tpl/images/cats/mat.png)
Mathematics, 07.08.2019 09:10 dathanboyd
The picture shows a barn door:
a barn door has two parallel bars. a support ab runs across the diagonal between the two parallel bars. the angle made by the diagonal with the parallel bar on top is 45 degrees. the distance between the two parallel bars is 7 feet.
what is the length of the support ab?
7 divided by cos 45 degrees
7 tan 45°
7 divided by sin 45 degrees
7 cos 45°
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:30, isabellacampos4586
It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?
Answers: 1
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:40, emaleyhughes21
Jenny made a scale drawing of a city. the scale she used was 5 inches = 1 yard. what is the scale factor of the drawing?
Answers: 3
You know the right answer?
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 26.10.2020 04:30
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 26.10.2020 04:30
![Konu](/tpl/images/cats/en.png)
English, 26.10.2020 04:30
![Konu](/tpl/images/cats/fizika.png)
Physics, 26.10.2020 04:30
![Konu](/tpl/images/cats/es.png)
Spanish, 26.10.2020 04:30
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 26.10.2020 04:30
![Konu](/tpl/images/cats/health.png)