Answer:
27
Step-by-step explanation:
I added 6 and 3 and got 9 for the base.
Then I multiplied 9 to 4, and got 54.
Then, I divided 54 and 2.
The Final Answer is 27.
(Hope this helps and it's not wrong...)
The distance between two points can be found using the Pythagorean Theorem...
d^2=(x2-x1)^2+(y2-y1)^2
d^2=(-8-12)^2+(18-6)^2
d^2=400+144
d^2=544
d=√544 units
d=4√34 units
d≈23.3 units (to the nearest tenth of a unit)
2/6
3/9
4/12
6/18
The way you find those out is by finding what equals to 1/3.
Answer

Explanation
The formula to determine the area of a circle is 
Convert the diameter to radius
30/2 = 15
The radius is 15
Plug in the radius into the formula above

225 *
= approximately 