Use the Pythagorean theorem

to find the missing side length of a right triangle
In this case, after you plug in the given numbers your equation is

Then, Just solve that equation for y.



y = 16
So the answer is B, 16 cm.
I hope this helps, please feel free to ask questions if you're still confused :)
Answer:
Step-by-step explanation:
Simply multiply 2m both sides:
A = (9+H)(2m)
Hope this helps!
Answer:
LESLEY GETS ABSOLUTELY NOTHINGGGG
Step-by-step explanation:
<span>x is at most –5 or at least 7 is written as

</span>
Answer:
B. 30
Step-by-step explanation:
2m^2 + 12
m = 3
2(3)^2 + 12
3 squared is 9
2(9) + 12
2 times 9 is 18
18 + 12 = 30
2m^2 + 12 = 30