percentage error is .5/12 = 4.17%
Hope this helps!
~LENA~
Maybe 7.4 pounds idk sorry if I’m wrong
Answer:
a=20
Step-by-step explanation:
7+13=20
20-7=13
Answer:
The answer is choice B: 22.52 units.
Step-by-step explanation:
We use the Pythagoras's theorem which says for a right triangle with sides
and hypotenuse
:

In our case


So we solve for 

Which is choice B.