Mathematics · Geometry
एक समलंब चतुर्भुज ABCD में, AB || CD है। ∠D और ∠C के समद्विभाजक E पर इस प्रकार मिलते हैं कि ∠EDC = 30° और ∠ECD = 25° है। तो, ∠A और ∠B क्रमशः किसके बराबर हैं?
- 1130° और 120°
- 2120° और 130°✓
- 360° और 50°
- 450° और 60°
सही उत्तर देखें
120° और 130°
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