Answer:
The equation is: 
Step-by-step explanation:
Caroline was thinking of a number.
We are going to call this number x.
Caroline halves the number and gets 7.3.
To find half of a number, we multiply by 1/2. So


( x - 6)² = x² - 12 x + 36
Answer:
7.068583471 km ^2
Step-by-step explanation:
pi x radius² is area
pi x 1.5² = the answer
Answer:
Hey, where is the circle? I think you forgot to upload pic of circle.