**Area of a circle**

What is the difference between **area **and **circumference**?

How do we calculate the area of a circle? (This is also a formula that **must** be memorised).

**Exercise**

Let’s complete exercise 14 from pages 18 to 20 of the core textbook:

The answers are below:

Now let’s use these formulas to find the area of more complicated shapes including parts of circles, and to find the radius when we know the circumference.

**Exercise**

Let’s complete exercises 15 to 17 from pages 20 to 23 of the core textbook:

The answers are below: