The formula for the surface area of a sphere is a=4pi r*2, where r is the length of the radius. find the surface area of the sphere with a radius of 14. use 22/7 as pi

Asphere has a diameter of 10 in. what is the volume of the sphere?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

What is 1/3x5 on anuber line what does it look like on a number line