Mathematics, 27.06.2019 23:30 kkingstone7062
Dis the midpoint of ce. e has coordinates (−8, −3), and d has coordinates (2, 3). find the coordinates of c.
Answers: 1
![\bf ~~~~~~~~~~~~\textit{middle point of 2 points } \\\\ C(\stackrel{x_1}{x}~,~\stackrel{y_1}{y})\qquad E(\stackrel{x_2}{-8}~,~\stackrel{y_2}{-3}) \qquad \left(\cfrac{ x_2 + x_1}{2}~~~ ,~~~ \cfrac{ y_2 + y_1}{2} \right) \\\\\\ \left( \cfrac{-8+x}{2}~~,~~\cfrac{-3+y}{2} \right)=\stackrel{\stackrel{midpoint}{D}}{(2,3)}\implies \begin{cases} \cfrac{-8+x}{2}=2\\[1em] -8+x=4\\ \boxed{x=12}\\[-0.5em] \hrulefill\\ \cfrac{-3+y}{2}=3\\[1em] -3+y=6\\ \boxed{y=9} \end{cases}](/tpl/images/0025/1093/5cffb.png)
Another question on Mathematics
Mathematics, 21.06.2019 16:30
Answer the following for 896.31 cm= km 100cm = 1m 1000m = 1km a) 0.0089631 b) 0.0089631 c) 8.9631 d) 89.631
Answers: 1
Mathematics, 21.06.2019 17:00
The following graph shows the consumer price index (cpi) for a fictional country from 1970 to 1980? a.) 1976 - 1978b.) 1972 - 1974c.) 1974 - 1976d.) 1978 - 1980
Answers: 1
You know the right answer?
Dis the midpoint of ce. e has coordinates (−8, −3), and d has coordinates (2, 3). find the coordinat...
Questions
Mathematics, 18.02.2020 22:36
History, 18.02.2020 22:36
Mathematics, 18.02.2020 22:36
Geography, 18.02.2020 22:37
Mathematics, 18.02.2020 22:37
