contestada

in the following triangle theta=60.Find the values of the angles of the angles B and B'

lengths of sides are 15.4 on the first two and 16 on the third side

Respuesta :

Answer:

∠B` = 109.73°, ∠B = 70.27°

Step-by-step explanation:

∠B + ∠B` = 180°

The Sine Law:

10 / sin B` = 9.2 / sin 60°

10 / sin B` = 9.2 / √3/2

sin B` = 0.94133

B` = sin^(-1) 0.94133

∠B` = 109.73°, ∠B = 70.27°