Answer:
The answer is A i must took the test
Step-by-step explanation:
Step-by-step explanation:
so the smallest angle is angle A which is 30 degree
Step-by-step explanation:
use Pythagoras theorem,


Let x represent the amount of money you originally had. The algebraic expression would be: x-20+3×=80.
If you want to solve the equation, it would be: 4x=100, and x=100÷4, which equals 25. So your original money was $25.