What is the radius of 8 cm. what is the radius, diameter, circumference

Which expression gives you the distance between the points (5,1)and(9,-6)

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.

20 ! brainliest ! add and simplify your answer.