5/2 or 2.5
Hope this helps!
Answer:
A. n = 5
Step-by-step explanation:
S = n² + n
When S = 30:
n² + n = 30
Subtract 30 from both sides: n² + n - 30 = 0
Factorize: (n - 5)(n + 6) = 0
Therefore n = 5 or -6
As n > 2, then n = 5 only
Answer:
4894
Step-by-step explanation:
I know that it is divisible by 2, because it is an even number, and also the one's digit has 4, which is divisible by 2.
hope this helps :3
Answer:

Step-by-step explanation:
we know that
The volume of the triangular prism of the figure is equal to

where
B is the area of the triangular base
h is the height of the triangular prism
Find the value of B

we have that

substitute the values and solve for h

