All real numbers that are at lest 2 and at most 9

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?