SOLUTION: One leg of a right triangle is once inch shorter than the other leg.If the hypotenuse is 5 inches , find the length of the shorter leg.

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Question 1125269: One leg of a right triangle is once inch shorter than the other leg.If the hypotenuse is 5 inches , find the length of the shorter leg.
Found 2 solutions by MathLover1, MathTherapy:
Answer by MathLover1(20849)   (Show Source): You can put this solution on YOUR website!

let legs be and , and hypotenuse

One leg of a right triangle is one inch shorter than the other leg, we have
....eq.1


if the hypotenuse is inches , find the length of the shorter leg using Pythagorean theorem
...eq.2
plug in from eq.1 in eq.2 and

...solve for



.............simplify

use quadratic formula:





solution: we need only positive solution


inches
go to ....eq.1, substitute

inches ->the length of the shorter leg




Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

One leg of a right triangle is once inch shorter than the other leg.If the hypotenuse is 5 inches , find the length of the shorter leg.
SIMPLE 3-4-5 Pythagorean TRIPLE. 
3 (shorter leg); 4 (longer leg) ; 5 (Hypotenuse)
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