Christine fills a ball in the shape of a sphere with air .The diameter of the ball when it is filled is 18 inches. How much air in cubic inches is in the ball when it is filled

Step-by-step explanation:

Given that,

The diameter of the ball, d = 18 inches

Radius, r = 9 inches

We need to find the air in cubic inches is in the ball when it is filled. The volume of a sphere is given by :

So, of air is in the ball.

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart