A community for students.
Here's the question you clicked on:
← 55 members online
 0 viewing

This Question is Closed

tkhunny
 2 years ago
Best ResponseYou've already chosen the best response.0If those red arrows mean those lines are parallel, we have some similar triangles (AAA). Where does that leave us?

sharon_penn
 2 years ago
Best ResponseYou've already chosen the best response.0can someone walk me through it?

Directrix
 2 years ago
Best ResponseYou've already chosen the best response.1Theorem: If a line is parallel to one side of a triangle and intersects the other two, then it divides them proportionately.

Directrix
 2 years ago
Best ResponseYou've already chosen the best response.1That means: 9 is to (4x  2) as 12 is to (3x + 2)

Directrix
 2 years ago
Best ResponseYou've already chosen the best response.1Or, 9/ (4x  2) = 12/ (3x + 2) Cross multiply and solve for x.

Directrix
 2 years ago
Best ResponseYou've already chosen the best response.1To help you get started, 9(3x + 2) = 12(4x  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.