Find area of the semi circle.
The diameter is, half of that would be the radius, which is 3.
= 14.1
Find the area of the rectangle.
6 * 4 =24
Add the two areas together.
24 + 14.1 = 38.1
3/8 of a fraction is the amount of water that was split
Percent decrease. 41%
percent change= (new-old)/old *100
= -41 % the negative means decreasing
Make a table with two columns, to find the ordered pair. This is an example.