Question 217615
If the triangle has one "right angle" (90 degrees) then you can apply Pythagorean theorem:
a^2 + b^2 = c^2
where
c is the hypotenuse (side opposite the 90 deg angle)
'a' and 'b' are the two sides
.
3^2 + 4^2 = c^2
9 + 16 = c^2
25 = c^2
sqrt(25) = c
5 m = c