imstupid imstupid
  • 05-09-2014
  • Mathematics
contestada

T(8,15) is the midpoint of CD. The coordinates of d are (8,20) what are the coordinates of c

Respuesta :

luana
luana luana
  • 05-09-2014
[tex]coordinates\ of\ C(x,y)\\\\coordintaes\ of\ D(8,20)\\\\ T(8,15)=(\frac{8+x}{2}\ ;\ \frac{20+y}{2})\\\\8=\frac{8+x}{2}\ \ |*2\\\\16=8+x\\\\ 16-8=x\\\\x=8\\\\ 15=\frac{20+y}{2}\ \ |*2\\\\ 30=20+y\\\\y=30-20\\\\y=10\\\\ Q=(8,10)[/tex]
Answer Link

Otras preguntas

Find 6 1/4+2 7/9+1 3/4
Which of the following choices best states the theme of the passage? A If you are clever enough, you can ultimately cheat death. B Three brothers meet Death,
what fraction of £5 is 75p
what factor will most likely decrease the rate of glucose production ​
When viewed from the front, the rope used to tie down a tent forms a pair of supplementary angles with the ground. Find $m\angle ABC$ .
how many are 16 x 16 ?​
Why did the Gullah language develop along the coast of South Carolina A.The government did not have money to educate slaves B.There was a large isolated concent
Determine the spring constant if a 2000 g mass is applied to a mass spring system causing it to isolate at a frequency of 4HZ
Explain how you know these two figures are similar
whgat is 38809 x 30??????????????