Please answer this for me

If 1/2 is half of 1, what is 1/2 of 2,3, and 4?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

List the sides of δrst in in ascending order (shortest to longest) if: a ∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°