Find the area of the rectangle and the 1/2 circle, then subtract the half circle's area from the rectangle's.
Area of the rectangle is 30in.
Area of the 1/2 circle is 19.625.
Subtract
30-19.625
10.375
(Round it to 10.4 in this case)
Show another picture i cant see you
5/8 is left multiple 3/4 by 2 so you have like terms
3+0.05+0.0009+0.000004. I'm pretty sure you can only write it in one way for expanded from, but you can also say Three and Fifty Thousand Nine Hundred Four Millionths