Question 64 • Geometry
Since AC is the hypotenuse, the right angle is at B, so angles A and C add to 90°. For angle A, sin A = BC/AC = 5/13, giving m∠A ≈ 22.6°. Thus m∠C ≈ 67.4°, and their difference is about 67.4° − 22.6° = 44.8°, which is choice C, 44.8 degrees.
AI-written and checked against the verified answer.