Nope, it can only be one or the other
The circumference would be C. 150.72 meters
Using proportions, considering original measures of 10 feet, we have that:
- The horizontal measurement of the second garden is of 7.5 feet.
- The vertical measurement of the second garden is of 15 feet.
<h3>What is a proportion?</h3>
A proportion is a fraction of total amount.
In this problem, the total amount is the original measures of 10 feet.
The horizontal measurement has a scale factor of 75%, hence:

The vertical measurement has a scale factor of 150%, hence:

You can learn more about proportions at brainly.com/question/24372153
I don't know what posts are but i'm assuming you would subtract 21 from 17 and get 4.
Thousand - units, tens, hundreds, etc
913,000