Answer:
14
Step-by-step explanation:
28 times 1/2 is the same as 28 divided by 2. 28 divided by 2 is equal to 14. Therefore, 28 times 1/2 is equal to 14.
If this has helped you please mark as brainliest
Answer:

Step-by-step explanation:
We can use exponent rules to try and simplify this expression down.
Exponent rules tell us that
.
This means that since we have the same base on both terms (7 and 7), we can add the exponents to get a simplified expression.

So our simplified expression is
.
Hope this helped!
Answer:
19/36
Step-by-step explanation:
7/9 - 1/4 = 28/36 - 9/36, which equals 19/36.
I'm assuming this is what they want? haha
The radius would be 8. The formula is 2πr. So 16 divided by 2 is 8. Therefore, the answer is 8.