A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 one year ago
Triangle ABC has vertices A (1,5) B (9,7)and C (7,3). M is the midpoint of AB and N is the midpoint of BC. Which of the following is the length of MN?
A. 3
B. 4
C. 5
D. 6
anonymous
 one year ago
Triangle ABC has vertices A (1,5) B (9,7)and C (7,3). M is the midpoint of AB and N is the midpoint of BC. Which of the following is the length of MN? A. 3 B. 4 C. 5 D. 6

This Question is Closed

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0First: Use the midpoint formula to find M and N. \(\huge (\frac{ x_2+x_1}{ 2 },\frac{ y_2+y_1 }{ 2 })\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0M is the midpoint of A and B, and A (1, 5) & B (9, 7). x1 y1 x2 y2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0N is the midpoint of B and C, and A (9, 7) & B (7, 3). x1 y1 x2 y2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Once you found the points of M and N, use the distance formula to find the length of MN. DISTANCE FORMULA: \[\huge \sqrt{(x_2  x_1)^2+(y_2y_1)^2}\]
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.