Question

Work out the area of this circle.

Take to be 3.142 and write down all the digits given by your calculator.
13 cm

Answer 1

Answer:132.7495cm^2

Explanation:
The formula for the area of a circle is πr^2.
We then substitute into this formula using 3.142 as π.
This leaves us with 3.142x6.5(radius is half of diameter)^2
When you type it into your calculator it should give you
132.7495cm^2