Answer: k = 2x
Step-by-step explanation:
x2 = k
Swap sides so that all variable terms are on the left hand side.
k=x
2
I can't read that language but I'll guess it says write a second degree equation then solve for n when d=10.



Answer: n² - 3n - 20 = 0
That doesn't factor so there is no integer n solution.
That means there are no polygons with 10 diagonals.

Answer: D
Just add 10 zeros behind the 6.
You get 60,000,000,000
Checking this with a calculator verifies this is the correct answer.
Answer:6.0, 130
Step-by-step explanation:
Just got the question right on edgenuity.
Answer:
5
Step-by-step explanation:
The faces are 5
And the Name is rectangle prism