NutMeg57121 NutMeg57121 08-01-2024 Mathematics contestada Ray at bisects ∠ mar. If m∠ mat = (8x - 3)° and m∠ rat = (2x + 9)°, what is m∠ mar?A. m∠ mar = 2x + 3B. m∠ mar = 5x + 6C. m∠ mar = 5x - 6D. m∠ mar = 10x - 15