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

wich word would be heading for other words in an outline? A) Cans B) Recycling C) Glass J) paper
What is the proteoglycan ??
Why does the poet mostly likely use the words “ damp and brown “ to describe the sands
A reproductive system is present in the diagram Which structure is correctly paired with its reproductive function?
Based on experimental data, the function T(x) = -3(x − 4)^3 + 10 models the temperature of a special substance after being placed in a freezer for x minutes . T
Do you have to do the course evaluations after the exams on penn foster ?
Why are forest considered biodiversity hotspots ?
on what shelf of the school library one half of the books are about sports Josie sees that 3/4 of the sports books are about basketball what fraction of the boo
Simplify: 10 10−2 A) 100 B) 1000 C) 1 102 D) 1 103
he worked ---- and was promoted in two years a) hardly b) diligentlyc) lethargically d) lazily