Answer:

Step-by-step explanation:





Keeping all like terms in L.H.S ,



Where is the rest of the question?
The pythagorean theorem states that a^2+b^2=c^2.
3^2 is 9.
9+9=18
The square root of 18 is approximately 4.24.
a.

b.

c.4.24
Answer:
c
Step-by-step explanation: