Which of the diagrams below represents the statement if it is an triangle then it has three vertices

What is the value of f(x) = 2.2 for f(-2)?

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250