Answer: [tex]25 \frac{31}{63}[/tex]
Step-by-step explanation:
The picture in this scenario is simply a rectangle. The area of a rectangle is length * width. Thus, simply multiply the two provided values.
3 1/7 = 22 / 7
8 1/9 = 73 / 9
[tex]\frac{22}{7} *\frac{73}{9} = \frac{1606}{63}[/tex]
1606/63 = 25 31/63
Hope it helps and let me know if you want me to elaborate :)