Mathematics · Geometry
एक समलंब चतुर्भुज ABCD में, AB, CD के समानांतर है। यदि विकर्ण AC और BD एक दूसरे को O पर इस प्रकार काटते हैं कि AO = 3 सेमी, OC = (a - 3) सेमी, BO = (a - 5) सेमी, और OD = (a - 2) सेमी है, तो a का मान क्या है?
- 19.5
- 27.5✓
- 32.5
- 415
सही उत्तर देखें
7.5
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