Answer:
36π
Step-by-step explanation:
Since you have to use terms of pi you just leave out pi out of the formula
A = πr² so it would be
A = r² Radius is half of diameter so half of 12 = 6
A = 6²
A = 36
Than you add pi
36π
Hope this helped
Answer:
4x10^6
can you also please mark me as brainliest?
Your answer is:
2n-4
Step by step:
(n+8)+(n-12)
Rewrite and remove the parentheses
n+8+n-12
Calculate
Therefore your solution is:
2n-4
Answer:

Step-by-step explanation:
Given

Required
Simplify
To do this, we apply laws of indices:

So:

Add the exponents

I don't really know, but I'd go with A. How I got this answer? Well I times 12 times 23.
IF YOU LIKE MY ANSWER GIVE ME BRAINLIEST!