<h3>

</h3><h3>

</h3>
Total area = 12 + 18 = 30cm²
Answer:
(x+3)^2+(y−3)^2=9
Step-by-step explanation:
The equation for a circle is given by
(x−h)^2+(y−k)^2=r^2 where (h,k) is the center and r is the radius
(x− -3)^2+(y−3)^2=3^2
(x+3)^2+(y−3)^2=9
You can use the sum of angles identities, then rearrange to put the result in the form of tangents.
