# How do you write an equation for a circle with (-10 , 0) to (-16 , -10) as a diameter?

##### 1 Answer

The equation is

#### Explanation:

Start by finding the length of the diameter using the distance formula.

We will now find the radius using the formula

Now, let's find the centre of the circle. We can do this using the midpoint formula.

Let

We can now write the equation of the circle. The form

Substituting, we get:

Hopefully this helps!