Is npolina and annipatrick my best friends on

Which number line represents the solution set for the inequality -1/2x> 24?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

50 points and will mark brainlest if you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking: