Answer:
15,36,39
Step-by-step explanation:
A right triangle will satisfy Pythagoras Theorem:
c² = a² + b²; where c is the longest side.
The 3 sides should obey the Pythagorean Theorem
29^2 = 21^2 + 18^2
29^2 does not equal 441 + 324 = 765
29^2 = 841
[-8,8] because both points are closed points.