Aprojectile's horizontal range on level ground is r=v20sin2θ/g. at what launch angle or angles will the projectile land at half of its maximum possible range. enter your answers numerically separated by commas. express your answer using two significant figures.

There is no graph to look at on here, but i shall explain them to you. a line graph is just in its title it’s a graph with a line running through the dots to show an increase or decrease. a bar graph is used to show how much or how little something is so a comparison. a scatter plot is used to graph points to tell the data. and i don’t know what a histogram is.