Literlly don’t know how i’m supposed to solve this

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.

Can anyone me get through my algebra 2 class? the only class i need to graduate..

Find the measure of angle c in the following triangle.