Alamp shade has a radius of 9 inches. what is the circumference of the top of the shade? use 3.14 to approximate pi. round your answer to the nearest whole number.

The circumference of the lamp shade is 57 inches.                      

Step-by-step explanation:

Given : A lamp shade has a radius of 9 inches.

To find : The circumference of the top of the shade

Solution : A lamp shade is in a sphere form,

So, formula to find the circumference of sphere is

Now, the radius of lamp is 9 inches and

Substitute the value in the formula we get,

Round to nearest whole number circumference is 57 .

Therefore,The circumference of the lamp shade is 57 inches.