Answer:
<h2>2,268 square units</h2>
Step-by-step explanation:
Step 1
Find the area of 1 Triangle
To find this, we will use this formula:

Let's use the formula!

<em>The area of 1 triangle is 189 square units</em>
<em></em>
Step 2
Find the area of the whole intire shape by multiplying the area of 1 triangle with the amount of sides.
There are 12 sides, so let's multiply 189 by 12
189x12=2268
<h2>
Hence, the area of the regular polygon is 2,268 square units</h2>