# How do you find the circumference and area of a circle with diameter of 12 inches?

##### 2 Answers

Sep 20, 2015

The circumference of a circle is

The area of cirlce is

The diameter is twice the radius

So the circumference is

And the area

Sep 20, 2015

#### Explanation:

To find circumference when diameter is known, use the equation

To find the area of a circle, use the formula