Question

Need to find angle R of this triangle, please help?

Answer 1

So far I've done this: \[\frac{ 4.5 }{ SinB } = \frac{ 11.42 }{ Sin130 }\]

Answer 2

Is this right?

Answer 3

ya

Answer 4

It led me to get this SinB = 10.40775124

Answer 5

ok now do sin inv of it

Answer 6

It comes up with Math ERROR on the calculator... :L

Answer 7

what is sinof130?

Answer 8

oh are you using degrees

Answer 9

0.7660444431

Answer 10

Yes its in degree mode

Answer 11

ur doing something wrong, ur sin b shud be a lot smaller than that

Answer 12

think about it