When you double me, you get 6. what number am i?

Do not comment if you aren’t going to . create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

The value √10 and √15 are plotted on the number line

1. what is the measure of ∠abc? what is the measure of ∠abd?