True or false All irrational numbers are real numbers. Explain

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?