Question

ab is a triangle right angled at C if ab = 25 cm and ac = 7 cm find BC

Answer 1

ABC IS A RIGHT TRIANGLE AT C

   AB=25 CM

  AC=7CM

   BY USING PGT

   (AB)2-(AC)2=(BC)2

 (  25)-(7)2=(BC)2

   625-49=(BC)2

   576=(BC)2

    BC=14 CM