Question
Download Solution PDFएक समकोण त्रिभुज में एक न्यूनकोण x के लिए, यदि sin x = \(\frac{3}{7}\) है, तो cosx का मान ज्ञात कीजिए।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
एक समकोण त्रिभुज में एक न्यूनकोण x के लिए, यदि sin x = \(\frac{3}{7}\) है,
गणना:
अतः, लम्ब 3 इकाई और कर्ण 7 इकाई है।
इसलिए आधार है, √72 - 32 = √40 इकाई
⇒ 2√10 इकाई
जैसा कि हम जानते हैं, cosx = आधार/कर्ण
इसलिए, cosx= \(\frac{2(\sqrt{10})}{7}\)
सही विकल्प 4 है।
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