Question

Someone please help me with this ! (No links) I would really appreciate the help !

Answer 1

Answer: Since this is the right triangle so

`Sin B = (AC)/(AB) =(AC)/(6) \\=> AC = sin(20) * 6 = 5.478 = 5.48`

Apply Pythagorean theorem:

`AC^(2) +CB^(2) =AB^(2) \\5.48^(2) +CB^(2) =6^(2)`

`CB = \sqrt{6^(2) -5.48^(2) } = 2.44`