I’m not sure but i hope you get it correct : )
Answer:


Step-by-step explanation:
Given: See Attachment
Required
Determine the length of the legs
To do this, we apply Pythagoras theorem.

In this case:

Open Bracket



Collect Like Terms


Solving using quadratic formula:

So:
or 
Since, x can't be negative, then:

One of the leg is:






Answer:
2
Step-by-step explanation:
slope=rise/run=2/1=2
Ans: x=1.590667 or x= -1.257334
Move x coordinate 9 units left then y coordinate 2 units upwards
Move 1 unit to the right and 2 units down