Answer:
The answer would be 40 because 30+20-10=40
Answer: hmm can you use negative 1 multiples i dont think its possible since if 23 is the target sum you bust with every possible addition to 17
Step-by-step explanation:
Answer:

You have the side lengths of the two legs, n and n.
Then, using the pythagorean theorem you have to find the length of the third side:

where c is the third side
use m a t h w a y
Step-by-step explanation:
Can you make the a bit more clear