Mathematics, 01.12.2020 16:50, rosezgomez97
A city planner uses a coordinate grid to model the streets of a city. Each unit on the coordinate grid represents one city block. City hall is located at (0,0).The downtown area is represented by rectangleABCD, which has the vertices listed below. A(9,9) B(9,−2) C(−8,−2) D(−8,9) What is the perimeter of the downtown area?
Answers: 3
), dimensionless, is the sum of the lengths of the rectangle, that is, its 4 sides:
(1)
, 
, 
and 
are the sides of the rectangle, dimensionless. 
![BC = \sqrt{(-8-9)^{2}+[-2-(-2)]^{2}}](/tpl/images/0937/8997/5f489.png)
![CD = \sqrt{[-8-(-8)]^{2}+[9-(-2)]^{2}}](/tpl/images/0937/8997/aaddb.png)
![DA = \sqrt{[9-(-8)]^{2}+(9-9)^{2}}](/tpl/images/0937/8997/64336.png)
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 19:30, aljdones
At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?
Answers: 3
Mathematics, 21.06.2019 20:30, esnyderquintero
Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.
Answers: 3
Mathematics, 21.06.2019 21:20, naenae6775
Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.
Answers: 2
Mathematics, 21.06.2019 22:00, nijanicole164
Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.
Answers: 2
Do you know the correct answer?
A city planner uses a coordinate grid to model the streets of a city. Each unit on the coordinate gr...
Questions in other subjects:
Computers and Technology, 16.12.2020 21:40
Mathematics, 16.12.2020 21:40
English, 16.12.2020 21:40
Computers and Technology, 16.12.2020 21:40
History, 16.12.2020 21:40
History, 16.12.2020 21:40
Health, 16.12.2020 21:40
