The radius of a circle is 3 kilometers. What is the circle's area

What value of x is in the solution set of 4x – 12 s 16 + 8x?

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?

Let x = a + bi and y = c + di and z = f + gi. which statements are true?