Question

help!!
Find A to the nearest degree.
https://acvirtual.owschools.com/media/g_geo_ccss_2015/5/72_369.gif

Answer 1

back so soon?

Answer 2

try problems on your own and if you think its wrong ask people on openstudy ok

Answer 3

for this one you need cosine
use \[\cos(A)=\frac{267}{391}\]so \[A=\cos^{-1}\left(\frac{267}{391}\right)\] and a calculator

Answer 4

i use this
http://www.wolframalpha.com/input/?i=arccos%28267%2F391%29

Answer 5

you get the answer both in degrees and radians, your choice

Answer 6

kind of an odd question coming right after the previous one
usually this comes a couple weeks later
on line class?