Two chemicals are mixed in a test tube and a chemical reaction takes place. If this reaction is endothermic and the test tube is touched, which of the following best describes what is felt? The test tube is cold.

The test tube is warm.

The test tube is very hot.

The test tube is the same temperature as the air.

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. !

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?