Answer:
1/2(3)-2/3(8)
3/2-9/3
<u>3</u>-<u>9</u>
2.3
<u>9</u><u>-</u><u>3</u><u>2</u>
6
<u>-23</u>
its 2. 20cm³ or 3. 32cm³
Step-by-step explanation:
I'm dont know if im right because the picture is asking for something different then the question