Answer:
13
Step-by-step explanation:
Using Pythagoras Theorem:

Substitute values of a and b:


The length of the missing side is 13.
Answer:
2.66
Step-by-step explanation:
Answer:
so one side right?
Step-by-step explanation:
Answer:
125%
Step-by-step explanation:
so you are increasing by $10, and $10 is 25% of $40, so the percent change is 125%