Midpoint and distance 2 questions 13 points

Two lines that do not intersect are skew. always sometimes or never

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

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.