Answer:
She subtracted 7x instead of dividing it. Personally, i wouldn't have done that. I would subtract the 14 first, then divide.
We can simplify across between the 5 and the 50 and also between the 42 and the 3.
Answer:
The answer is
<h2>660.5 square feet</h2>
Step-by-step explanation:
Area of a circle = πr²
where r is the radius
From the question
diameter = 29 feet
To find the radius given the diameter we use the formula

So the area of the circle is

We have the final answer as
<h3>660.5 square feet</h3>
Hope this helps you