The formula for the circumference of a circle is c=πr, where r is the radius and c is the circumference. the equation solved for r is r=c/2π

find the radius of a circle that has a circumference of 16π
a)r=4
b)r=8
c)r=12
d)r=16

Write and solve a real word problem that involves determining distance on a coordinate plane

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.

Zed is making a centerpiece for his dining room table by putting sand in a cube-shaped vase. the vase is 0.25 meters in length, width, and height. he bought 25 kg of sand. assume the density of dry sand is 1,602 kgm3. what is the volume of the sand that zed purchased? the volume of the sand is approximately m3. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to six decimal places, like so: 42.536475