What was the shortest measurement

The $x$-intercepts of the parabola $y = x^2 + bx + c$ are $(-3,0)$ and $(5,0).$ find the equation of the parabola, and submit your answer in $y = ax^2 + bx + c$ form.

Use the graph of the sine function y=2sinθ shown below

Describe the relationship between the angles of similar triangles and the sides of similar triangles