A community for students.
Here's the question you clicked on:
 0 viewing
warpedkitten
 one year ago
Solve Δ ABC with A = 70°, b = 30, and c = 51.
a. a = 50.77, B = 33.23°, C = 76.77°
b. a = 50.77, B = 34.68°, C = 75.32°
c. a = 49.54, B = 33.23°, C = 76.77°
d. a = 49.54, B = 34.68°, C = 75.32°
warpedkitten
 one year ago
Solve Δ ABC with A = 70°, b = 30, and c = 51. a. a = 50.77, B = 33.23°, C = 76.77° b. a = 50.77, B = 34.68°, C = 75.32° c. a = 49.54, B = 33.23°, C = 76.77° d. a = 49.54, B = 34.68°, C = 75.32°

This Question is Closed

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1dw:1433473181134:dw use law of cosines to find 3rd side \[\huge\rm a^2 = c^2 + b^2 2b cos(A)\] plug in numbers solve for a

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1?Mhm im going 2 die in 2 minutes ;;

warpedkitten
 one year ago
Best ResponseYou've already chosen the best response.0I've done that a few times and for some reason keep getting answers that don't even show up in the answers. I'm not sure exactly what I'm doing wrong.

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1alright i have one minutes let me check if i don't reply after 2 minutes thats mean i'm gone (internet issues####)

warpedkitten
 one year ago
Best ResponseYou've already chosen the best response.0\[a^2 = 51^2 + 30^2  2*30*51cosA\] Right?

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1yes right <A is 70 so substitute 70

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1\[\huge\rm a^2 = 51^2 + 30^2  2*30*51cos(70)\] now solve for a

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1u will get the right answer :)

warpedkitten
 one year ago
Best ResponseYou've already chosen the best response.0Would D be correct, then? @Nnesha
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.