Anna says Because I stopped for drinks, my average running speed was faster than 6 kilometres per hour. Give one reason to support Anna’s statement.

The variable in a relation who’s value depends on the value of the independent variable is called what?

Are triangles the congruent? write the congruency statement. what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.