you didn't even put the question down
Answer:
3)
x = 5.3
4)
<A = 22.6°
<B = 67.4°
Step-by-step explanation:
Tan(A) = 5/12
Tan(B) = 12/5
Or you can find <B = 90 - <A) = 90° - 22.6° = 67.4°
tan(24) = x / 12
x = 12 * tan(24)
x = 12 * 0.4452
4%
310 /7759 x 100% = 4%
x≠3
+ 
from 30.5, which equals 