∵∠A-∠C=25° ∠B-∠A=10°
∴∠A=∠C=25°
∠B-∠A=∠B-（∠C+25°）=10°
∴∠B=∠C+35°
又∵∠A+∠B+∠C=180°
∴∠C+25°+∠C+35°+∠C=180°
∴∠C=40°
∠B=75°