Question

The sides (in cm) of right angle triangle
containing the right angles
are 52 and 32-1.
If the area of the A is 60 cm² . Find the
perimeter

Answer 1

Answer:

1/2×5x×3x-1=60

1/2×15x^2-5x=60

15x^2-5x=120

5(3x^2-x)=120

3x^2-x=24

3x^2-x-24=0