Answer:
angle 2 =90 because it is a right angle
Answer:
The correct answer would be J;
;
Step-by-step explanation:
Using the algebra;
= 

Altogether this would give "J" as the answer.
Hope this helps!
Answer:
→ 12..........
I hope this will help you....
Answer:
(10-x)GB
Step-by-step explanation:
Music=10-x, simple arithmetic