Answer:
17 units
Step-by-step explanation:
s = √15² + 8² = √289 = 17
It goes like this 1/2, 1/4, 1/8. But if your asking about what fraction didn’t get affected than that just zero because the original peace was cut in half.
If that’s not what you mean can you please elaborate to me!
The answer is
.
Solution:
Use algebraic identity: 
For example: 
Given expression
and
.
To multiply these equations.




Combine like terms together.



Hence the answer is
.