What is 20 + 0??? and what is your favorite food

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Consider the triangle. which shows the order of the angles from smallest to largest? angle a, angle b, angle c angle b, angle a, angle c angle b, angle c, angle a angle c, angle a, angle b