SOLUTION: In an isosceles right triangle , the square of the hypotenuse is 98cm^2. Find the length of the congruent sides

Algebra ->  Algebra  -> Triangles -> SOLUTION: In an isosceles right triangle , the square of the hypotenuse is 98cm^2. Find the length of the congruent sides      Log On

 

Hi,

Using the Pythagorean Theorem

  x^2 + x^2 = 98cm^2

  2x^2 = 98cm^22

   x^2 = 49cm^2

   x = 7cm