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

Match each daily recommended portion size with the correct food group. -Protein -Fats and oils -Vegetables -5 teaspoons -2 - 3 cups -5 - 6.5 ounces
What does it mean to be defined by your self worth?​
When it comes to healthy relationships, communication is the name of the game. List your rules for communicating effectively with friends and family.
Explain how amendment 9 and 10 affirm therights of states and individual citizens.
Θοθ, Thoth, is the greek god of knowledge, so it would be common to say "Θοθ, what's this?".True or False
True or False: The only mass extinction to occur on Earth was the dinosaur extinction. True O False
I need the answer to (c): Describe how the student accurately traces the path of the light emerging from the block through side CD.
The rate of technological development is
answer both these questions and ill give the best answer brainliest
When you are dividing a whole number by a whole number or a decimal by a decimal, how is the process of dividing alike and how is it different?