Question

PLS HELP :Find all the missing elements:

Answer 1

Answer:

$\large \boxed{\mathrm{34.2}}$

Step-by-step explanation:

$\sf B= arcsin (\frac{b \times sin(A)}{a} )$

$\sf B= arcsin (\frac{7 \times sin(40\°)}{8} )$

$\sf B = 0.59733 \ rad = 34.225\°$