Answer: t =4.6
Step-by-step explanation:
using sine rule
[tex]\frac{u}{Sin U} = \frac{t}{sin T}[/tex]
[tex]\frac{15}{sin 122} = \frac{t}{ sin 15}[/tex]
[tex]\frac{15}{0.8480} =\frac{t}{0.2588}[/tex]
17.7=[tex]\frac{t}{0.2588}[/tex]
cross multiply
17.7 x 0.2588 = t
t=4.58
≈ 4.6
