Mathematics
Mathematics, 16.04.2020 01:33, sonykorah7279

An 80 metre cable is suspended between 2 poles forming a parabola shape (the end-points of the cable are attached to the top of the poles). The vertex of the parabola is 10 metres above ground and both the poles are 50 metres tall. How far apart are the 2 poles?

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 17:30, apexdude2020
The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.
Answers: 3
image
Mathematics, 21.06.2019 20:20, jackiediaz
One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%
Answers: 1
image
Mathematics, 21.06.2019 20:30, PatienceJoy
If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?
Answers: 1
image
Mathematics, 21.06.2019 20:50, brea2006
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
Do you know the correct answer?
An 80 metre cable is suspended between 2 poles forming a parabola shape (the end-points of the cable...

Questions in other subjects: