Question

Give a general range of values for length BC
Pic below

Answer 1

1. Find Angle A. (Remember: sum of triangles equal 180.)
2. Use Law of Sines to find length BC

Answer 2

so angle A=60?

Answer 3

Yes

Answer 4

so then how do i do the sine of that ?

Answer 5

i no the formula i just don't understand how i set it up from here