Answer:
20,48,52 and 7,24,25
Explanation:
The following group of answer choices are missing in the question:
The set of sides has to satisfy the equation: a² + b² = c²
For the first case: 20² + 48² = 52²
For the second case: 4² + 5² ≠ 6²
For the third case: 7² + 24² = 25²
For the fourth case: 9² + 12² ≠ 16²