Π = 3.14
π = 3.141592653589793
Answer:

Step-by-step explanation:
The explicit formula for a geometric sequence:

- n-th term
- first term
- common ratio

We have

The common ratio:

<h2>It's not a geometric sequence.</h2>
If
then the common ratio is 
Put to the explicit formula:

Put
and solve for <em>n </em>:


Answer:
<h2>LA = 24 ft²</h2>
Step-by-step explanation:
In the base we have the right triangle. Use the Pythagorean theorem for to calculate the hypotenuse:

The Lateral Area is the sum of the areas of three rectangles:

The Lateral Area:
