Mathematics · Vectors
मान लीजिए कि प्रथम चतुर्थांश में मूल बिंदु के परितः वामावर्त (counterclockwise) दिशा में सदिश √3î + &hat;j को 45° के कोण पर घुमाने से एक सदिश αî + β&hat;j प्राप्त होता है। तो शीर्षों (α, β), (0, β) और (0, 0) वाले त्रिभुज का क्षेत्रफल (वर्ग इकाई में) किसके बराबर है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12√2
- 21/√2
- 31
- 41/2✓
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1/2
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