Which quadratic inequality does the graph below represent? y<2x^2-8X+3
y>2x^2+8x+3
y<2x^2–5x-3
y>2x^2-8x+3

Find the length of cu, the triangles are similar.

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?