A community for students.
Here's the question you clicked on:
 0 viewing
meadowlark
 2 years ago
I really really need help with this question /:
meadowlark
 2 years ago
I really really need help with this question /:

This Question is Closed

nphuongsun93
 2 years ago
Best ResponseYou've already chosen the best response.1first one, the two triangles are similar with ratio 5:3 a/b = 3/5 b/(8+a) = 3/5 second one, they are similar too x/ (x+5) = (x2)/(2x1) solves those

meadowlark
 2 years ago
Best ResponseYou've already chosen the best response.0Oh, I solved the second one! :D I don't understand the equation you gave for the first... I just do the second equation b/(8+a) = 3/5?

nphuongsun93
 2 years ago
Best ResponseYou've already chosen the best response.1which one did u do? a/b = 3/5 5a = 3b b/(8+a) = 3/5 5b = 24 + 3a 5a = 3b * 5 25 a = 15 b 24 + 3a = 5b * 3 72 + 9a = 15b 72 + 16a = 0 a = 4.5 substitute back in to find b

meadowlark
 2 years ago
Best ResponseYou've already chosen the best response.0I did, a couple of times but I'm no getting any of the multiple choice. The closest I'm getting to is the third one, c.... Is it C?

nphuongsun93
 2 years ago
Best ResponseYou've already chosen the best response.1a = 4.5 = 9/2 5a = 3b 5 (9/2) = 3b 15/2 = b

meadowlark
 2 years ago
Best ResponseYou've already chosen the best response.0Thank you for your help
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.