Answer:
Since there are no measurements, a Clydesdale is a Shetland pony and American saddlebred.
Step-by-step explanation:
Mark brainliest please , but only if you would like to.
Answer:

Step-by-step explanation:
Expression for the rectangular area and perimeter are, respectively:


After some algebraic manipulation, area expression can be reduce to an one-variable form:


The first derivative of the previous equation is:

Let the expression be equalized to zero:


The second derivative is:

According to the Second Derivative Test, the critical value found in previous steps is a maximum. Then:

The maximum area is:


I think it is 55 because 85-30 = 55
Hope this helps! :D
Answer:
Step-by-step explanation: