The circumference of a circle is 18.84 inches. what is the circle's radius

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

What is the average rate of change for this function for the interval from x=2 to x=4 ?

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?