11.6k views
4 votes
PLS HELP :Find all the missing elements:

PLS HELP :Find all the missing elements:-example-1

1 Answer

3 votes

Answer:


\large \boxed{\mathrm{34.2}}

Explanation:


\sf B= arcsin ((b * sin(A))/(a) )


\sf B= arcsin ((7 * sin(40\°))/(8) )


\sf B = 0.59733 \ rad = 34.225\°

User Zclark
by
4.1k points