Explain, with a test, why the two triangles in each figure are similar. Find the unknown lengths.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.