Question

a = 40, c = 41, b =
use pythagorean theorem

Answer 1

9

Answer 2

ok thank you

Answer 3

The Pythagorean theorem states:
\[a^2 + b^2 = c^2\] So plug our values in:
\[40^2 + b^2 = 41^2\] So:
\[b=\sqrt{41^2 - 40^2} = \sqrt{81} = 9\]