Question

a hypotenuse of a right triangle is 17 cm long if one of the remaining two sides is of length 8 cm find the length of third side

Answer 1

a² + b² = c²

8² + b² = 17²

64 + b² = 289

b² = 289 - 64

b² = 225

b = √225

b = 15cm

so the third angle is 15cm