Try multiplying all of your numbers together
Answer:
hey
Step-by-step explanation:
so chile anyways, stan you
A) The formula for the volume of a sphere in terms of its radius (half the diameter) is

For your 18 cm sphere, the volume is

B) If the diameter were reduced by half, the volume would be

of the original volume.
A square has 4 sides, and all sides have the same length.
If one side measures 12 inches, then the total length of all sides is 4 * 12 inches.
4 * 12 inches = 48 inches
All edges combined are a total of 48 inches.
He only has 36 inches of ribbon, so he does not have enough ribbon.