Abd is a right angled triangle so by pythagoras we know

and to calculate h we need to use the sine rule

i hope this helps
Answer:
55°
Step-by-step explanation:
35°+ 90° + ? =180°
? = 180° - 125°
= 55°
20% is alcohol and 80% is water hope this helped
6/8ths are left you have to cross multiply to get the answer