Answer:

Step-by-step explanation:
If the ruler is divided into 2 equal parts, divide 7 inches by 2
7/2 = 3.5 or 3
6 units Foo
Explanation
Cause it’s just 6 units
Answer:
450 square feet
Step-by-step explanation:
Think of the shape as a complete rectangular
The area of the rectangular shape would be 25×30 = 750 square feet
Now find the area of the missing space and subtract it from 750
it would be 15×20 = 300 square feet
750 - 300 = 450 square feet