The sides of the right tringle are values are and
.
The hypotenuse is .
Find .
(Pythagorean theorem)
(Substitute
and
)
(Evaluate powers
and
)
(Subtract
from each side)
(Apply additive inverse property:
)
(Addition:
)
(Take the square root of each side)
(Cancel square and root terms)
(Substitute:
)
The value of is
.
.