The answer is heptagon because a heptagon is a shape with 7 sides, not 6. :)
Answer:
84 feet
Step-by-step explanation:
-16(1.5)^2+120=84
Arranging of books is an illustration of permutation and combination
There are 24 different possible arrangements she can make
<h3>How to calculate the number of arrangement</h3>
The number of books is given as:
n = 4
Take the factorial of both sides
n! = 4!
Evaluate
n! = 4 * 3 * 2 * 1
n! = 24
Hence, there are 24 different possible arrangements she can make
Read more about permutation and combination at:
brainly.com/question/1216161
.8 repeating. I believe is this answer.
